9+2(x-4)=3(x+7)

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Solution for 9+2(x-4)=3(x+7) equation:


Simplifying
9 + 2(x + -4) = 3(x + 7)

Reorder the terms:
9 + 2(-4 + x) = 3(x + 7)
9 + (-4 * 2 + x * 2) = 3(x + 7)
9 + (-8 + 2x) = 3(x + 7)

Combine like terms: 9 + -8 = 1
1 + 2x = 3(x + 7)

Reorder the terms:
1 + 2x = 3(7 + x)
1 + 2x = (7 * 3 + x * 3)
1 + 2x = (21 + 3x)

Solving
1 + 2x = 21 + 3x

Solving for variable 'x'.

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

Add '-3x' to each side of the equation.
1 + 2x + -3x = 21 + 3x + -3x

Combine like terms: 2x + -3x = -1x
1 + -1x = 21 + 3x + -3x

Combine like terms: 3x + -3x = 0
1 + -1x = 21 + 0
1 + -1x = 21

Add '-1' to each side of the equation.
1 + -1 + -1x = 21 + -1

Combine like terms: 1 + -1 = 0
0 + -1x = 21 + -1
-1x = 21 + -1

Combine like terms: 21 + -1 = 20
-1x = 20

Divide each side by '-1'.
x = -20

Simplifying
x = -20

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