y*4+9=25-4

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Solution for y*4+9=25-4 equation:


Simplifying
y * 4 + 9 = 25 + -4

Reorder the terms for easier multiplication:
4y + 9 = 25 + -4

Reorder the terms:
9 + 4y = 25 + -4

Combine like terms: 25 + -4 = 21
9 + 4y = 21

Solving
9 + 4y = 21

Solving for variable 'y'.

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

Add '-9' to each side of the equation.
9 + -9 + 4y = 21 + -9

Combine like terms: 9 + -9 = 0
0 + 4y = 21 + -9
4y = 21 + -9

Combine like terms: 21 + -9 = 12
4y = 12

Divide each side by '4'.
y = 3

Simplifying
y = 3

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