3(x+14)+4(x+7)=7

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Solution for 3(x+14)+4(x+7)=7 equation: 


Simplifying
3(x + 14) + 4(x + 7) = 7

Reorder the terms:
3(14 + x) + 4(x + 7) = 7
(14 * 3 + x * 3) + 4(x + 7) = 7
(42 + 3x) + 4(x + 7) = 7

Reorder the terms:
42 + 3x + 4(7 + x) = 7
42 + 3x + (7 * 4 + x * 4) = 7
42 + 3x + (28 + 4x) = 7

Reorder the terms:
42 + 28 + 3x + 4x = 7

Combine like terms: 42 + 28 = 70
70 + 3x + 4x = 7

Combine like terms: 3x + 4x = 7x
70 + 7x = 7

Solving
70 + 7x = 7

Solving for variable 'x'.

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

Add '-70' to each side of the equation.
70 + -70 + 7x = 7 + -70

Combine like terms: 70 + -70 = 0
0 + 7x = 7 + -70
7x = 7 + -70

Combine like terms: 7 + -70 = -63
7x = -63

Divide each side by '7'.
x = -9

Simplifying
x = -9

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