# what is slope-intercept form? m = slope b = y-intercept (x, y) = solution for equation y = mx + b

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What is Slope-Intercept Form? m = slope b = y-intercept (x, y) = solution for equation y = mx + b

TRANSCRIPT   What is Slope-Intercept Form?

m = slopeb = y-intercept

(x, y) = solution for equation

y = mx + b Graph the equation.

432

xy

x

y Section 8.9

Systems of Equations Solve the system of equations by graphing.

x

y

821

xy

22 xy Solve the system of equations by graphing.

x

y

532

xy

5xy Solve the system of equations by graphing.

x

y Solve the system of equations by graphing.

x

y When might it be difficult to get an accurate answer by graphing the

system of equations? If you go to the gas station and buy a pop and your total rings up to \$1.00,

which would the clerk accept?

or

Substitution Method

= Solve the system of equations by substitution. Graph to see if the solution is true.

x

y Solve the system of equations by substitution. Solve the system of equations by substitution.

931

yxxy Homework

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