2(x-1)+2(x-1)+3x+21=94

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Solution for 2(x-1)+2(x-1)+3x+21=94 equation:


Simplifying
2(x + -1) + 2(x + -1) + 3x + 21 = 94

Reorder the terms:
2(-1 + x) + 2(x + -1) + 3x + 21 = 94
(-1 * 2 + x * 2) + 2(x + -1) + 3x + 21 = 94
(-2 + 2x) + 2(x + -1) + 3x + 21 = 94

Reorder the terms:
-2 + 2x + 2(-1 + x) + 3x + 21 = 94
-2 + 2x + (-1 * 2 + x * 2) + 3x + 21 = 94
-2 + 2x + (-2 + 2x) + 3x + 21 = 94

Reorder the terms:
-2 + -2 + 21 + 2x + 2x + 3x = 94

Combine like terms: -2 + -2 = -4
-4 + 21 + 2x + 2x + 3x = 94

Combine like terms: -4 + 21 = 17
17 + 2x + 2x + 3x = 94

Combine like terms: 2x + 2x = 4x
17 + 4x + 3x = 94

Combine like terms: 4x + 3x = 7x
17 + 7x = 94

Solving
17 + 7x = 94

Solving for variable 'x'.

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

Add '-17' to each side of the equation.
17 + -17 + 7x = 94 + -17

Combine like terms: 17 + -17 = 0
0 + 7x = 94 + -17
7x = 94 + -17

Combine like terms: 94 + -17 = 77
7x = 77

Divide each side by '7'.
x = 11

Simplifying
x = 11

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