The answer is forty four 44
Answer: 
Step-by-step explanation:


Normally we wouldn't have our square variable be negative, so in order to get rid of that negative sign without changing the equation is by multiplying by -1

The answer is B. Since the right angles is 90 degrees then the equation is 5x + 30 + 5x = 90. Please mark me Brainiest
Answer:
26.67X10^-2 would be incorrect since the decimal is in the wrong place.
Step-by-step explanation:
If the ratio is 90:3 and there are 4 groups of 3 in 12, then the ratio would then be 450:12, leaving you with 450 as the answer. Hope I helped