Search for tag: "method"

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02:58 Solving a word problem involving a sum and… Solving a word problem involving a sum and another basic relationship using a system of lineaer equations	Solving a word problem involving a sum and another basic relationship using a system of lineaer equations This demo discusses how to set up two equations to solve the situation described, and then choose the best method to use to solve for each of the variables. math math emporium system substitution biology textbooks sides variable phrase b. solo method application total variables equations problem word From Tom Grant 6 plays 0
02:39 Writing an equation in slope-intercept form given… Writing an equation in slope-intercept form given the slope and a point	Writing an equation in slope-intercept form given the slope and a point This shows the method of using the point-slope form to write the equation, then solving that form for y to get y = mx + b. math math emporium slope point point-slope form slope-intercept form y=mx+b times form thirds equation threes b. answer mx sides bottom intersect method benefit minus ways equals From Tom Grant 15 plays 0
02:06 Graph a line given by first finding its x- and… Graph a line given by first finding its x- and y-intercepts	Graph a line given by first finding its x- and y-intercepts This video describes why the method for finding the intercepts works, then demonstrates finding the intercepts for an example equation and graphing its line. math math emporium graph linear x-intercept y-intercept axis times direction point equation grant equals method intercept variable thing intercepts From Tom Grant 16 plays 0
02:29 Graphing a line given its equation in… Graphing a line given its equation in slope-intercept form: Integer slope	Graphing a line given its equation in slope-intercept form: Integer slope This explains how to use the slope and y-intercept to determine points on the line graph of a linear equation in two variables and then draws the straight line graph. math math emporium linear graph slope y-intercept point left thing change equation points side starting relationship x. run rise mx form bit y. values chart method From Tom Grant 9 plays 0
07:16 Solving a rational equation that simplifies to… Solving a rational equation that simplifies to quadratic: Binomial denominators, constant numerators	Solving a rational equation that simplifies to quadratic: Binomial denominators, constant numerators Here we solve a rational equation by multiplying each of the terms in the equation by the LCD of all of the fractions. This allows us to divide to one all of the factors in the denominators and the… math math emporium lcd rational equations quadratic equation times factor sides thirds equation halves x. term side equals numbers things front parentheses factors calculator answers equations method From Tom Grant 8 plays 0
02:56 Multiplying conjugate binomials: Univariate Multiplying conjugate binomials: Univariate	Multiplying conjugate binomials: Univariate Demonstrates what happens when the F.O.I.L. method is applied to multiply two binomails of the form (a + b) (a - b). It's special circumstance that allows a short cut. math math emporium algebra f.o.i.l. method (a+b)(a-b) times minus x. signs binomials term situation rule b. ab quantity generic bone binomial pattern answer coefficient middle square method From Tom Grant 16 plays 0
05:13 Solving a value mixture problem using a system of… Solving a value mixture problem using a system of linear equations	Solving a value mixture problem using a system of linear equations Demonstrates how to read and understand the description so that equation can be made for a 2X2 system, then solve the system using and appropriate method. math math emporium algebra system of equations rate x time substitution method liters rate hours times water sprinkler output p. hour patterson equation sides sum hills equations answers hill h. semester variable From Tom Grant 15 plays 0
06:58 Solving a word problem using a system of linear… Solving a word problem using a system of linear equations of the form Ax + By = C	Solving a word problem using a system of linear equations of the form Ax + By = C Talks about how to interpret the words to create two equations, then solves them together using the elimination method, making opposites of one variable's terms sot that the equations can be… math math emporium algebra word problem system of equations elimination method hours plan clients wednesday b. thursday sentence equation total calculator plans workout times halves bottom things opposites y. thing side From Tom Grant 13 plays 0
02:26 Least common multiple (or denominator) of 3… Least common multiple (or denominator) of 3 numbers	Least common multiple (or denominator) of 3 numbers times numbers method care algebra tooth twos prime factors quick multiples lcd denominator lcm multiple From Tom Grant 18 plays 0