Question

Solve the following system of equations by substitution:

4x + 3y = 12
y = x – 10

(Points : 4)
(–4, 6)
(6, –4)
(–7, 3)
(3, –7) HELPPPPPPPPPPPP PLEASEEEEEEEEEE

Answer 1

Since you already know what y equals plug it into E1 in place of y
\[\huge~4x + 3(x-10) = 12 \]

Answer 2

Now solve for x ^

Answer 3

WHATTTT??

Answer 4

distribute.
3(x−10)

Answer 5

ohh so 3-10

Answer 6

c maybe

Answer 7

@pooja195

Answer 8

?

Answer 9

3x-30
so
4x+3x-30=12
combine like terms.

Answer 10

IMM SOO CONFUSED

Answer 11

http://www.mathsisfun.com/algebra/substitution.html
read that

Answer 12

ok I did

Answer 13

4x+3(x−10)=12

Answer 14

3x-30
so
4x+3x-30=12
combine like terms.