3t+15=7t-13

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Solution for 3t+15=7t-13 equation:


Simplifying
3t + 15 = 7t + -13

Reorder the terms:
15 + 3t = 7t + -13

Reorder the terms:
15 + 3t = -13 + 7t

Solving
15 + 3t = -13 + 7t

Solving for variable 't'.

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

Add '-7t' to each side of the equation.
15 + 3t + -7t = -13 + 7t + -7t

Combine like terms: 3t + -7t = -4t
15 + -4t = -13 + 7t + -7t

Combine like terms: 7t + -7t = 0
15 + -4t = -13 + 0
15 + -4t = -13

Add '-15' to each side of the equation.
15 + -15 + -4t = -13 + -15

Combine like terms: 15 + -15 = 0
0 + -4t = -13 + -15
-4t = -13 + -15

Combine like terms: -13 + -15 = -28
-4t = -28

Divide each side by '-4'.
t = 7

Simplifying
t = 7

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