8y+1=4y+9

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Solution for 8y+1=4y+9 equation:


Simplifying
8y + 1 = 4y + 9

Reorder the terms:
1 + 8y = 4y + 9

Reorder the terms:
1 + 8y = 9 + 4y

Solving
1 + 8y = 9 + 4y

Solving for variable 'y'.

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

Add '-4y' to each side of the equation.
1 + 8y + -4y = 9 + 4y + -4y

Combine like terms: 8y + -4y = 4y
1 + 4y = 9 + 4y + -4y

Combine like terms: 4y + -4y = 0
1 + 4y = 9 + 0
1 + 4y = 9

Add '-1' to each side of the equation.
1 + -1 + 4y = 9 + -1

Combine like terms: 1 + -1 = 0
0 + 4y = 9 + -1
4y = 9 + -1

Combine like terms: 9 + -1 = 8
4y = 8

Divide each side by '4'.
y = 2

Simplifying
y = 2

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