Question
Asked Dec 23, 2019
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a. Graph the equations in the system. b. Solve the system by using the substitution method.

x+y=25

3y=4x

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Expert Answer

Step 1

Given:

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x² +y° = 25...(1) 3y = 4x...(2)

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Step 2

Calculation:

a) To graph the equations:

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10 У (4,3) Зу34х х*+у' %3D25 -10 х (-4,–3) -10

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Step 3

b) To solve the system of equations by su...

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x' + y° = 25...(1) Зу%3 4х...(2) Equation (2) can be written as, Зу х- -(3) 4 Substitute equation (3) in equation (1), we get

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Math

Algebra

Equations and In-equations

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