7y-1=2(7+3)-2

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Solution for 7y-1=2(7+3)-2 equation:


Simplifying
7y + -1 = 2(7 + 3) + -2

Reorder the terms:
-1 + 7y = 2(7 + 3) + -2

Combine like terms: 7 + 3 = 10
-1 + 7y = 2(10) + -2

Multiply 2 * 10
-1 + 7y = 20 + -2

Combine like terms: 20 + -2 = 18
-1 + 7y = 18

Solving
-1 + 7y = 18

Solving for variable 'y'.

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

Add '1' to each side of the equation.
-1 + 1 + 7y = 18 + 1

Combine like terms: -1 + 1 = 0
0 + 7y = 18 + 1
7y = 18 + 1

Combine like terms: 18 + 1 = 19
7y = 19

Divide each side by '7'.
y = 2.714285714

Simplifying
y = 2.714285714

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