258=-2a+8(1-6a)

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Solution for 258=-2a+8(1-6a) equation:


Simplifying
258 = -2a + 8(1 + -6a)
258 = -2a + (1 * 8 + -6a * 8)
258 = -2a + (8 + -48a)

Reorder the terms:
258 = 8 + -2a + -48a

Combine like terms: -2a + -48a = -50a
258 = 8 + -50a

Solving
258 = 8 + -50a

Solving for variable 'a'.

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

Add '50a' to each side of the equation.
258 + 50a = 8 + -50a + 50a

Combine like terms: -50a + 50a = 0
258 + 50a = 8 + 0
258 + 50a = 8

Add '-258' to each side of the equation.
258 + -258 + 50a = 8 + -258

Combine like terms: 258 + -258 = 0
0 + 50a = 8 + -258
50a = 8 + -258

Combine like terms: 8 + -258 = -250
50a = -250

Divide each side by '50'.
a = -5

Simplifying
a = -5

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