2x+9=3(4x-1)-7

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Solution for 2x+9=3(4x-1)-7 equation:


Simplifying
2x + 9 = 3(4x + -1) + -7

Reorder the terms:
9 + 2x = 3(4x + -1) + -7

Reorder the terms:
9 + 2x = 3(-1 + 4x) + -7
9 + 2x = (-1 * 3 + 4x * 3) + -7
9 + 2x = (-3 + 12x) + -7

Reorder the terms:
9 + 2x = -3 + -7 + 12x

Combine like terms: -3 + -7 = -10
9 + 2x = -10 + 12x

Solving
9 + 2x = -10 + 12x

Solving for variable 'x'.

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

Add '-12x' to each side of the equation.
9 + 2x + -12x = -10 + 12x + -12x

Combine like terms: 2x + -12x = -10x
9 + -10x = -10 + 12x + -12x

Combine like terms: 12x + -12x = 0
9 + -10x = -10 + 0
9 + -10x = -10

Add '-9' to each side of the equation.
9 + -9 + -10x = -10 + -9

Combine like terms: 9 + -9 = 0
0 + -10x = -10 + -9
-10x = -10 + -9

Combine like terms: -10 + -9 = -19
-10x = -19

Divide each side by '-10'.
x = 1.9

Simplifying
x = 1.9

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