lolafam37
lolafam37
02-10-2018
Mathematics
contestada
Simplify 3(2x+5)-4(2x-7)
Respuesta :
amycrossx
amycrossx
02-10-2018
For this you need to expand the brackets first:
3(2x+5)-4(2x-7) = 6x+15-8x-28
And then now you need to add and simplify:
6x+15-8x-28 —> 6x-8x= -2x
15-28= -13
So that leaves
-2x - 13
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