What is the value of x in the solution to this system of equations? 4x + 7y = 85
x = 2y - 5

A) 11
B) 24
C) 6
D) 9

D) x=9

Step-by-step explanation:

x = 2y- 5

2y = x + 5

y = (x+5) / 2

4x + 7(x+5)/2 = 85

8x + 7x + 35 = 85*2

15x + 35 = 170

15x = 170 - 35 = 135

x = 135/15 = 9

answer: c

because if you look at the chart you can see a pattern and compare it to the question he simplify out your

but i think the formula is f(x)=6x

it is true

step-by-step explanation:

all the combinations add up i used   calculator