(4b-7)6*(8a-7)8=40

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Solution for (4b-7)6*(8a-7)8=40 equation:


Simplifying
(4b + -7) * 6(8a + -7) * 8 = 40

Reorder the terms:
(-7 + 4b) * 6(8a + -7) * 8 = 40

Reorder the terms:
(-7 + 4b) * 6(-7 + 8a) * 8 = 40

Reorder the terms for easier multiplication:
6 * 8(-7 + 4b)(-7 + 8a) = 40

Multiply 6 * 8
48(-7 + 4b)(-7 + 8a) = 40

Multiply (-7 + 4b) * (-7 + 8a)
48(-7(-7 + 8a) + 4b * (-7 + 8a)) = 40
48((-7 * -7 + 8a * -7) + 4b * (-7 + 8a)) = 40
48((49 + -56a) + 4b * (-7 + 8a)) = 40
48(49 + -56a + (-7 * 4b + 8a * 4b)) = 40

Reorder the terms:
48(49 + -56a + (32ab + -28b)) = 40
48(49 + -56a + (32ab + -28b)) = 40
48(49 + -56a + 32ab + -28b) = 40
(49 * 48 + -56a * 48 + 32ab * 48 + -28b * 48) = 40
(2352 + -2688a + 1536ab + -1344b) = 40

Solving
2352 + -2688a + 1536ab + -1344b = 40

Solving for variable 'a'.

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

Add '-2352' to each side of the equation.
2352 + -2688a + 1536ab + -2352 + -1344b = 40 + -2352

Reorder the terms:
2352 + -2352 + -2688a + 1536ab + -1344b = 40 + -2352

Combine like terms: 2352 + -2352 = 0
0 + -2688a + 1536ab + -1344b = 40 + -2352
-2688a + 1536ab + -1344b = 40 + -2352

Combine like terms: 40 + -2352 = -2312
-2688a + 1536ab + -1344b = -2312

Add '1344b' to each side of the equation.
-2688a + 1536ab + -1344b + 1344b = -2312 + 1344b

Combine like terms: -1344b + 1344b = 0
-2688a + 1536ab + 0 = -2312 + 1344b
-2688a + 1536ab = -2312 + 1344b

Reorder the terms:
2312 + -2688a + 1536ab + -1344b = -2312 + 1344b + 2312 + -1344b

Reorder the terms:
2312 + -2688a + 1536ab + -1344b = -2312 + 2312 + 1344b + -1344b

Combine like terms: -2312 + 2312 = 0
2312 + -2688a + 1536ab + -1344b = 0 + 1344b + -1344b
2312 + -2688a + 1536ab + -1344b = 1344b + -1344b

Combine like terms: 1344b + -1344b = 0
2312 + -2688a + 1536ab + -1344b = 0

Factor out the Greatest Common Factor (GCF), '8'.
8(289 + -336a + 192ab + -168b) = 0

Ignore the factor 8.

Subproblem 1

Set the factor '(289 + -336a + 192ab + -168b)' equal to zero and attempt to solve: Simplifying 289 + -336a + 192ab + -168b = 0 Solving 289 + -336a + 192ab + -168b = 0 Move all terms containing a to the left, all other terms to the right. Add '-289' to each side of the equation. 289 + -336a + 192ab + -289 + -168b = 0 + -289 Reorder the terms: 289 + -289 + -336a + 192ab + -168b = 0 + -289 Combine like terms: 289 + -289 = 0 0 + -336a + 192ab + -168b = 0 + -289 -336a + 192ab + -168b = 0 + -289 Combine like terms: 0 + -289 = -289 -336a + 192ab + -168b = -289 Add '168b' to each side of the equation. -336a + 192ab + -168b + 168b = -289 + 168b Combine like terms: -168b + 168b = 0 -336a + 192ab + 0 = -289 + 168b -336a + 192ab = -289 + 168b The solution to this equation could not be determined. This subproblem is being ignored because a solution could not be determined. The solution to this equation could not be determined.

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