whats the answer to -2x-3+8x= -45?

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2006-06-14 09:51:19 · 5 answers · asked by nubianprince626627 1 in Education & Reference ➔ Homework Help

-7

2006-06-14 09:55:28 · answer #1 · answered by AlbertaGuy 5 · 0⤊ 0⤋

-2x-3+8x= -45 (original problem)
-2x+8x = -42 (reduce by 3 on both sides)
6x = -42 (add the x's)
x = -7 (divide by 6 on both sides)

2006-06-14 17:03:11 · answer #2 · answered by fooah 2 · 0⤊ 0⤋

Combine like terms (-2x & 8x)
Add 3 to both sides and then solve for x

2006-06-14 16:55:22 · answer #3 · answered by ? 6 · 0⤊ 0⤋

x = -7

2006-06-14 16:56:31 · answer #4 · answered by Andy C 1 · 0⤊ 0⤋

the answer is you should do your own homework.

2006-06-14 16:57:07 · answer #5 · answered by juan m 2 · 0⤊ 0⤋