Answer:
6) -7 + 10 = 3 (3 more; total number doesn't matter)
7) 50w + 20
8) c / 5
9) 5 + 2t
10) 4d + 2d
I didn't see the trick problem!
volume of cube=441cm³
l³=441cm³
l=
length=7.6cm
That depends on which operations you want to do first. The order of operations affect to outcome of the equation.
In this case:
15 - (3 x 4) + 9 = 12
You really just moved -6 steps or 6 steps backwards
Step-by-step explanation: