-48-4x=-7x+21

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Solution for -48-4x=-7x+21 equation:


Simplifying
-48 + -4x = -7x + 21

Reorder the terms:
-48 + -4x = 21 + -7x

Solving
-48 + -4x = 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 + -4x + 7x = 21 + -7x + 7x

Combine like terms: -4x + 7x = 3x
-48 + 3x = 21 + -7x + 7x

Combine like terms: -7x + 7x = 0
-48 + 3x = 21 + 0
-48 + 3x = 21

Add '48' to each side of the equation.
-48 + 48 + 3x = 21 + 48

Combine like terms: -48 + 48 = 0
0 + 3x = 21 + 48
3x = 21 + 48

Combine like terms: 21 + 48 = 69
3x = 69

Divide each side by '3'.
x = 23

Simplifying
x = 23

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