6(3.5y+4.2)-2.75y=134.7

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Solution for 6(3.5y+4.2)-2.75y=134.7 equation: 


Simplifying
6(3.5y + 4.2) + -2.75y = 134.7

Reorder the terms:
6(4.2 + 3.5y) + -2.75y = 134.7
(4.2 * 6 + 3.5y * 6) + -2.75y = 134.7
(25.2 + 21y) + -2.75y = 134.7

Combine like terms: 21y + -2.75y = 18.25y
25.2 + 18.25y = 134.7

Solving
25.2 + 18.25y = 134.7

Solving for variable 'y'.

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

Add '-25.2' to each side of the equation.
25.2 + -25.2 + 18.25y = 134.7 + -25.2

Combine like terms: 25.2 + -25.2 = 0.0
0.0 + 18.25y = 134.7 + -25.2
18.25y = 134.7 + -25.2

Combine like terms: 134.7 + -25.2 = 109.5
18.25y = 109.5

Divide each side by '18.25'.
y = 6

Simplifying
y = 6

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