3x+15=90whatisx

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Solution for 3x+15=90whatisx equation:


Simplifying
3x + 15 = 90whatisx

Reorder the terms:
15 + 3x = 90whatisx

Solving
15 + 3x = 90ahistwx

Solving for variable 'x'.

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

Add '-90ahistwx' to each side of the equation.
15 + -90ahistwx + 3x = 90ahistwx + -90ahistwx

Combine like terms: 90ahistwx + -90ahistwx = 0
15 + -90ahistwx + 3x = 0

Add '-15' to each side of the equation.
15 + -90ahistwx + -15 + 3x = 0 + -15

Reorder the terms:
15 + -15 + -90ahistwx + 3x = 0 + -15

Combine like terms: 15 + -15 = 0
0 + -90ahistwx + 3x = 0 + -15
-90ahistwx + 3x = 0 + -15

Combine like terms: 0 + -15 = -15
-90ahistwx + 3x = -15

Reorder the terms:
15 + -90ahistwx + 3x = -15 + 15

Combine like terms: -15 + 15 = 0
15 + -90ahistwx + 3x = 0

Factor out the Greatest Common Factor (GCF), '3'.
3(5 + -30ahistwx + x) = 0

Ignore the factor 3.

Subproblem 1

Set the factor '(5 + -30ahistwx + x)' equal to zero and attempt to solve: Simplifying 5 + -30ahistwx + x = 0 Solving 5 + -30ahistwx + x = 0 Move all terms containing x to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -30ahistwx + -5 + x = 0 + -5 Reorder the terms: 5 + -5 + -30ahistwx + x = 0 + -5 Combine like terms: 5 + -5 = 0 0 + -30ahistwx + x = 0 + -5 -30ahistwx + x = 0 + -5 Combine like terms: 0 + -5 = -5 -30ahistwx + x = -5 The solution to this equation could not be determined. This subproblem is being ignored because a solution could not be determined. The solution to this equation could not be determined.

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