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09-02-2017
Mathematics

contestada

Solve.

y=x−8
2x+3y=1

Use the substitution method.

(2, −6)

(5, −3)

(0, −8)

(4, −4)

Respuesta :

rockerdude rockerdude

10-02-2017

Because 2x+3y=1 and the value of y is x-8,we substitute
2x + 3(x-8)=1
2x +3x- 24=1
5x = 24
x=4.8

Given that we have the value of x, we can now substitute it in the other equation.
y=x-8
y=4.8-8
y= -3.2

The answer is (4.8, -3.2)

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