7(2y+3)-2(4y+7)=67

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Solution for 7(2y+3)-2(4y+7)=67 equation:


Simplifying
7(2y + 3) + -2(4y + 7) = 67

Reorder the terms:
7(3 + 2y) + -2(4y + 7) = 67
(3 * 7 + 2y * 7) + -2(4y + 7) = 67
(21 + 14y) + -2(4y + 7) = 67

Reorder the terms:
21 + 14y + -2(7 + 4y) = 67
21 + 14y + (7 * -2 + 4y * -2) = 67
21 + 14y + (-14 + -8y) = 67

Reorder the terms:
21 + -14 + 14y + -8y = 67

Combine like terms: 21 + -14 = 7
7 + 14y + -8y = 67

Combine like terms: 14y + -8y = 6y
7 + 6y = 67

Solving
7 + 6y = 67

Solving for variable 'y'.

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

Add '-7' to each side of the equation.
7 + -7 + 6y = 67 + -7

Combine like terms: 7 + -7 = 0
0 + 6y = 67 + -7
6y = 67 + -7

Combine like terms: 67 + -7 = 60
6y = 60

Divide each side by '6'.
y = 10

Simplifying
y = 10

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