Answer:65
Step-by-step explanation: So the answers would be 78 as well
The answer for this question is A
Answer:
x≥ -4
Step-by-step explanation:
9 + 9(x + 7)≥ 36
Subtract 9 from each side
9 -9+ 9(x + 7) ≥ 36-9
9(x + 7) ≥ 27
Divide each side by 9
9/9(x + 7) ≥ 27/9
x+7≥ 3
Subtract 7 from each side
x+7-7 ≥ 3-7
x≥ -4
Answer:
Exact form: - 1/8
Decimal form: -0.125
2.25h(60m/hr)(1/3)=45m
So Rick spends 45 minutes studying math per night.
