48-2x=7x-21

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Solution for 48-2x=7x-21 equation:


Simplifying
48 + -2x = 7x + -21

Reorder the terms:
48 + -2x = -21 + 7x

Solving
48 + -2x = -21 + 7x

Solving for variable 'x'.

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

Add '-7x' to each side of the equation.
48 + -2x + -7x = -21 + 7x + -7x

Combine like terms: -2x + -7x = -9x
48 + -9x = -21 + 7x + -7x

Combine like terms: 7x + -7x = 0
48 + -9x = -21 + 0
48 + -9x = -21

Add '-48' to each side of the equation.
48 + -48 + -9x = -21 + -48

Combine like terms: 48 + -48 = 0
0 + -9x = -21 + -48
-9x = -21 + -48

Combine like terms: -21 + -48 = -69
-9x = -69

Divide each side by '-9'.
x = 7.666666667

Simplifying
x = 7.666666667

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