4y=7(7y-9)

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Solution for 4y=7(7y-9) equation:


Simplifying
4y = 7(7y + -9)

Reorder the terms:
4y = 7(-9 + 7y)
4y = (-9 * 7 + 7y * 7)
4y = (-63 + 49y)

Solving
4y = -63 + 49y

Solving for variable 'y'.

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

Add '-49y' to each side of the equation.
4y + -49y = -63 + 49y + -49y

Combine like terms: 4y + -49y = -45y
-45y = -63 + 49y + -49y

Combine like terms: 49y + -49y = 0
-45y = -63 + 0
-45y = -63

Divide each side by '-45'.
y = 1.4

Simplifying
y = 1.4

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