4(1+5v)+7(-5-3v)=

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Solution for 4(1+5v)+7(-5-3v)= equation:


Simplifying
4(1 + 5v) + 7(-5 + -3v) = 0
(1 * 4 + 5v * 4) + 7(-5 + -3v) = 0
(4 + 20v) + 7(-5 + -3v) = 0
4 + 20v + (-5 * 7 + -3v * 7) = 0
4 + 20v + (-35 + -21v) = 0

Reorder the terms:
4 + -35 + 20v + -21v = 0

Combine like terms: 4 + -35 = -31
-31 + 20v + -21v = 0

Combine like terms: 20v + -21v = -1v
-31 + -1v = 0

Solving
-31 + -1v = 0

Solving for variable 'v'.

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

Add '31' to each side of the equation.
-31 + 31 + -1v = 0 + 31

Combine like terms: -31 + 31 = 0
0 + -1v = 0 + 31
-1v = 0 + 31

Combine like terms: 0 + 31 = 31
-1v = 31

Divide each side by '-1'.
v = -31

Simplifying
v = -31

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