8(y-3)+3(y+1)=45

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Solution for 8(y-3)+3(y+1)=45 equation:


Simplifying
8(y + -3) + 3(y + 1) = 45

Reorder the terms:
8(-3 + y) + 3(y + 1) = 45
(-3 * 8 + y * 8) + 3(y + 1) = 45
(-24 + 8y) + 3(y + 1) = 45

Reorder the terms:
-24 + 8y + 3(1 + y) = 45
-24 + 8y + (1 * 3 + y * 3) = 45
-24 + 8y + (3 + 3y) = 45

Reorder the terms:
-24 + 3 + 8y + 3y = 45

Combine like terms: -24 + 3 = -21
-21 + 8y + 3y = 45

Combine like terms: 8y + 3y = 11y
-21 + 11y = 45

Solving
-21 + 11y = 45

Solving for variable 'y'.

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

Add '21' to each side of the equation.
-21 + 21 + 11y = 45 + 21

Combine like terms: -21 + 21 = 0
0 + 11y = 45 + 21
11y = 45 + 21

Combine like terms: 45 + 21 = 66
11y = 66

Divide each side by '11'.
y = 6

Simplifying
y = 6

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