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Algebra Homework Question!!! -2(4x-7)?
My Algebra homework question is
-8x+14 = -2(4x-7)
the first step is distribution to simplify
-2(4x-7)
so would it be
-8x+14 or
-8x-14
9 Answers
- 1 decade agoFavorite Answer
-2(4x-7) would be
-2*4x= -8x
-2*(-7)= 14
so your answer would be -8x+14
if you want to solve the rest of it...it would be ...
-8x+14 = -8x+14
now you could stop here cause it does equal to each other but if you want to know what x equals to then
-8x+14 = -8x+14
-8x+8x=14-14
x=0
Source(s): i am pretty good at math - 1 decade ago
-8x+14=-2(4x-7)
-8x+14=-8x+14
0=0
answer is 0 because the 8x's cancel out so does the 14s
- GnomeboyLv 51 decade ago
-2 x -7 = 14 so it's -8x+14
Think about it this way:
2 x 3 = 6
-2 x 3 = -6, then
-2 x -3 = 6 again
a negative times a negative = a positive.
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- Anonymous1 decade ago
-8x+14
Source(s): two negatives = a positive - 1 decade ago
well if your question is what do do with -2(4x-7), i think it goes like this
-2(4x-7)= -6x+7
so its -8x-14= -6x+7
and thats
-8+6x=14+7
so thats
2x=21
- Anonymous1 decade ago
-8x+14
heres a way i learned the negative multiplying thing.
love = positive (+)
hate = negative(-)
if you LOVE to LOVE (positive times positive) you LOVE (equals postive)
if you HATE to LOVE (- x +) you HATE= (-)
if you LOVE to HATE (+ x -) you HATE= (-)
if you HATE to HATE (- x -) you LOVE= (+)