31 is the answer because you would do 5 x 3 an that's 15 and if it's squared u technically add 15 a second time
Answer: a = 2,84
Step-by-step explanation:
34(4a + 12) = 21 a =
136a + 408 = 21
136a = -408 + 21
136a = - 387
a = <u>- 387 </u>
136
a = - 2,84
They will both explode at 450ft at 1 1/4 seconds.
Expressed as a mixed number in its simplest form, 2.14 = 2 7/50 or two and seven fiftieths.
Answer:
90.5 in
Step-by-step explanation:
see the attachment