6+7a=-3+4y-7

Solution for 6+7a=-3+4y-7 equation:

Simplifying
6 + 7a = -3 + 4y + -7

Reorder the terms:
6 + 7a = -3 + -7 + 4y

Combine like terms: -3 + -7 = -10
6 + 7a = -10 + 4y

Solving
6 + 7a = -10 + 4y

Solving for variable 'a'.

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

Add '-6' to each side of the equation.
6 + -6 + 7a = -10 + -6 + 4y

Combine like terms: 6 + -6 = 0
0 + 7a = -10 + -6 + 4y
7a = -10 + -6 + 4y

Combine like terms: -10 + -6 = -16
7a = -16 + 4y

Divide each side by '7'.
a = -2.285714286 + 0.5714285714y

Simplifying
a = -2.285714286 + 0.5714285714y