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(3)/(4)(8x+12)=-2x+65
i need help pls​

2 Answers

3 votes

Answer:

x = 7

Explanation:


\frac34(8x+12)=-2x+65\\\\\frac34\cdot8x+\frac34\cdot12=-2x+65\\\\3\cdot2x+3\cdot3=-2x+65\\\\6x+9=-2x+65\\{}\quad\ ^(+2x)\qquad^(+2x)\\8x+9=65\\{}\quad\ ^(-9)\qquad^(-9)\\8x = 56\\{}\ ^(/8\quad/8)\\x=7

User Marcin Erbel
by
5.6k points
1 vote

Answer:

3/4 (8x +12) = (-2x +65)

(3/4 × 8x = 24x/4 = 6x )

(3/4 × 12 =36 /4 = 9)

6x + 9 = (-2x +65)

6x +2x = 65 -9

8x = 56

x = 56/8

x= 7

User Darian Hickman
by
5.4k points