10(7+x)=28

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Solution for 10(7+x)=28 equation: 


Simplifying
10(7 + x) = 28
(7 * 10 + x * 10) = 28
(70 + 10x) = 28

Solving
70 + 10x = 28

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 + 10x = 28 + -70

Combine like terms: 70 + -70 = 0
0 + 10x = 28 + -70
10x = 28 + -70

Combine like terms: 28 + -70 = -42
10x = -42

Divide each side by '10'.
x = -4.2

Simplifying
x = -4.2

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