2(3x+5)=21-5(1-x)

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Solution for 2(3x+5)=21-5(1-x) equation:


Simplifying
2(3x + 5) = 21 + -5(1 + -1x)

Reorder the terms:
2(5 + 3x) = 21 + -5(1 + -1x)
(5 * 2 + 3x * 2) = 21 + -5(1 + -1x)
(10 + 6x) = 21 + -5(1 + -1x)
10 + 6x = 21 + (1 * -5 + -1x * -5)
10 + 6x = 21 + (-5 + 5x)

Combine like terms: 21 + -5 = 16
10 + 6x = 16 + 5x

Solving
10 + 6x = 16 + 5x

Solving for variable 'x'.

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

Add '-5x' to each side of the equation.
10 + 6x + -5x = 16 + 5x + -5x

Combine like terms: 6x + -5x = 1x
10 + 1x = 16 + 5x + -5x

Combine like terms: 5x + -5x = 0
10 + 1x = 16 + 0
10 + 1x = 16

Add '-10' to each side of the equation.
10 + -10 + 1x = 16 + -10

Combine like terms: 10 + -10 = 0
0 + 1x = 16 + -10
1x = 16 + -10

Combine like terms: 16 + -10 = 6
1x = 6

Divide each side by '1'.
x = 6

Simplifying
x = 6

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