48-x-28=7

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Solution for 48-x-28=7 equation:


Simplifying
48 + -1x + -28 = 7

Reorder the terms:
48 + -28 + -1x = 7

Combine like terms: 48 + -28 = 20
20 + -1x = 7

Solving
20 + -1x = 7

Solving for variable 'x'.

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

Add '-20' to each side of the equation.
20 + -20 + -1x = 7 + -20

Combine like terms: 20 + -20 = 0
0 + -1x = 7 + -20
-1x = 7 + -20

Combine like terms: 7 + -20 = -13
-1x = -13

Divide each side by '-1'.
x = 13

Simplifying
x = 13

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