6(y-7)-3=-21

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Solution for 6(y-7)-3=-21 equation:


Simplifying
6(y + -7) + -3 = -21

Reorder the terms:
6(-7 + y) + -3 = -21
(-7 * 6 + y * 6) + -3 = -21
(-42 + 6y) + -3 = -21

Reorder the terms:
-42 + -3 + 6y = -21

Combine like terms: -42 + -3 = -45
-45 + 6y = -21

Solving
-45 + 6y = -21

Solving for variable 'y'.

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

Add '45' to each side of the equation.
-45 + 45 + 6y = -21 + 45

Combine like terms: -45 + 45 = 0
0 + 6y = -21 + 45
6y = -21 + 45

Combine like terms: -21 + 45 = 24
6y = 24

Divide each side by '6'.
y = 4

Simplifying
y = 4

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