98-3x=4x-21

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Solution for 98-3x=4x-21 equation:


Simplifying
98 + -3x = 4x + -21

Reorder the terms:
98 + -3x = -21 + 4x

Solving
98 + -3x = -21 + 4x

Solving for variable 'x'.

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

Add '-4x' to each side of the equation.
98 + -3x + -4x = -21 + 4x + -4x

Combine like terms: -3x + -4x = -7x
98 + -7x = -21 + 4x + -4x

Combine like terms: 4x + -4x = 0
98 + -7x = -21 + 0
98 + -7x = -21

Add '-98' to each side of the equation.
98 + -98 + -7x = -21 + -98

Combine like terms: 98 + -98 = 0
0 + -7x = -21 + -98
-7x = -21 + -98

Combine like terms: -21 + -98 = -119
-7x = -119

Divide each side by '-7'.
x = 17

Simplifying
x = 17

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