7x-2(2x+5)=x+4

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Solution for 7x-2(2x+5)=x+4 equation:


Simplifying
7x + -2(2x + 5) = x + 4

Reorder the terms:
7x + -2(5 + 2x) = x + 4
7x + (5 * -2 + 2x * -2) = x + 4
7x + (-10 + -4x) = x + 4

Reorder the terms:
-10 + 7x + -4x = x + 4

Combine like terms: 7x + -4x = 3x
-10 + 3x = x + 4

Reorder the terms:
-10 + 3x = 4 + x

Solving
-10 + 3x = 4 + x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
-10 + 3x + -1x = 4 + x + -1x

Combine like terms: 3x + -1x = 2x
-10 + 2x = 4 + x + -1x

Combine like terms: x + -1x = 0
-10 + 2x = 4 + 0
-10 + 2x = 4

Add '10' to each side of the equation.
-10 + 10 + 2x = 4 + 10

Combine like terms: -10 + 10 = 0
0 + 2x = 4 + 10
2x = 4 + 10

Combine like terms: 4 + 10 = 14
2x = 14

Divide each side by '2'.
x = 7

Simplifying
x = 7

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