samaya1655
samaya1655 samaya1655
  • 06-12-2020
  • Mathematics
contestada


[tex] \frac{3}{4}(8x+12)=-2x+65[/tex]
i need help pls​

Respuesta :

tomjeery22505 tomjeery22505
  • 06-12-2020

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

Answer Link
unicorn3125
unicorn3125 unicorn3125
  • 06-12-2020

Answer:

           x = 7

Step-by-step explanation:

[tex]\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\\{}\ ^{\div8\quad\div8}\\x=7[/tex]

Answer Link

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