4(7a+2b-1)=

Solution for 4(7a+2b-1)= equation:

Simplifying
4(7a + 2b + -1) = 0

Reorder the terms:
4(-1 + 7a + 2b) = 0
(-1 * 4 + 7a * 4 + 2b * 4) = 0
(-4 + 28a + 8b) = 0

Solving
-4 + 28a + 8b = 0

Solving for variable 'a'.

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

Add '4' to each side of the equation.
-4 + 28a + 4 + 8b = 0 + 4

Reorder the terms:
-4 + 4 + 28a + 8b = 0 + 4

Combine like terms: -4 + 4 = 0
0 + 28a + 8b = 0 + 4
28a + 8b = 0 + 4

Combine like terms: 0 + 4 = 4
28a + 8b = 4

Add '-8b' to each side of the equation.
28a + 8b + -8b = 4 + -8b

Combine like terms: 8b + -8b = 0
28a + 0 = 4 + -8b
28a = 4 + -8b

Divide each side by '28'.
a = 0.1428571429 + -0.2857142857b

Simplifying
a = 0.1428571429 + -0.2857142857b