21y+7=13

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Solution for 21y+7=13 equation:


Simplifying
21y + 7 = 13

Reorder the terms:
7 + 21y = 13

Solving
7 + 21y = 13

Solving for variable 'y'.

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

Add '-7' to each side of the equation.
7 + -7 + 21y = 13 + -7

Combine like terms: 7 + -7 = 0
0 + 21y = 13 + -7
21y = 13 + -7

Combine like terms: 13 + -7 = 6
21y = 6

Divide each side by '21'.
y = 0.2857142857

Simplifying
y = 0.2857142857

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