Answer:
12 meters i think but I may be wrong
-3
Step-by-step explanation:
1.5x + 1.3x = -8.4
2.8x = -8.4
x=-3
Cement
You need answer quick, I'm not explaining.
well 2^6 = 64 so 8x8, 32x2 and 16x4 would all be correct
