2(34-2x)+2(21-2x)=600

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Solution for 2(34-2x)+2(21-2x)=600 equation: 


Simplifying
2(34 + -2x) + 2(21 + -2x) = 600
(34 * 2 + -2x * 2) + 2(21 + -2x) = 600
(68 + -4x) + 2(21 + -2x) = 600
68 + -4x + (21 * 2 + -2x * 2) = 600
68 + -4x + (42 + -4x) = 600

Reorder the terms:
68 + 42 + -4x + -4x = 600

Combine like terms: 68 + 42 = 110
110 + -4x + -4x = 600

Combine like terms: -4x + -4x = -8x
110 + -8x = 600

Solving
110 + -8x = 600

Solving for variable 'x'.

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

Add '-110' to each side of the equation.
110 + -110 + -8x = 600 + -110

Combine like terms: 110 + -110 = 0
0 + -8x = 600 + -110
-8x = 600 + -110

Combine like terms: 600 + -110 = 490
-8x = 490

Divide each side by '-8'.
x = -61.25

Simplifying
x = -61.25

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