7y-2y+4+3t=-20

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Solution for 7y-2y+4+3t=-20 equation: 


Simplifying
7y + -2y + 4 + 3t = -20

Reorder the terms:
4 + 3t + 7y + -2y = -20

Combine like terms: 7y + -2y = 5y
4 + 3t + 5y = -20

Solving
4 + 3t + 5y = -20

Solving for variable 't'.

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

Add '-4' to each side of the equation.
4 + 3t + -4 + 5y = -20 + -4

Reorder the terms:
4 + -4 + 3t + 5y = -20 + -4

Combine like terms: 4 + -4 = 0
0 + 3t + 5y = -20 + -4
3t + 5y = -20 + -4

Combine like terms: -20 + -4 = -24
3t + 5y = -24

Add '-5y' to each side of the equation.
3t + 5y + -5y = -24 + -5y

Combine like terms: 5y + -5y = 0
3t + 0 = -24 + -5y
3t = -24 + -5y

Divide each side by '3'.
t = -8 + -1.666666667y

Simplifying
t = -8 + -1.666666667y

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