8x+3(3x-7)=-4

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Solution for 8x+3(3x-7)=-4 equation:


Simplifying
8x + 3(3x + -7) = -4

Reorder the terms:
8x + 3(-7 + 3x) = -4
8x + (-7 * 3 + 3x * 3) = -4
8x + (-21 + 9x) = -4

Reorder the terms:
-21 + 8x + 9x = -4

Combine like terms: 8x + 9x = 17x
-21 + 17x = -4

Solving
-21 + 17x = -4

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '21' to each side of the equation.
-21 + 21 + 17x = -4 + 21

Combine like terms: -21 + 21 = 0
0 + 17x = -4 + 21
17x = -4 + 21

Combine like terms: -4 + 21 = 17
17x = 17

Divide each side by '17'.
x = 1

Simplifying
x = 1

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