nunu43
nunu43
16-08-2017
Mathematics
contestada
I need help with this problem I not good at math
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Banabanana
Banabanana
16-08-2017
А. 7(2x) = 14x ← not equivalent to 9x
B. 3x + 5x = 8x ← not equivalent to 15x
C. 4(2x - 6) = 8x - 24 ←
equivalent to 8x - 24
D. x+x+x+x = 4x ← not equivalent to x⁴
Answer is C.
Answer Link
angelliu11
angelliu11
16-08-2017
A) 7(2x) and 9x
14x and 9x
B) 3x + 5x and 15x
8x and 15x
C) 4(2x-6) and 8x-24
8x - 24 and 8x - 24
D) x+x+x+x and x^4
4x and x^4
Answer C is the same with 8x-24
So the answer is C.
Answer Link
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