Answer:
a=18
Step-by-step explanation:
-2a-10+a=-28
-1a-10=-28
+10 +10
-1a=-18
divide by -1
a=18
Answer: it’s c
Step-by-step explanation:
I answered the question and got it right
Answer:
69 hours
Step-by-step explanation:
just subtract 72-3 and 69 is the answer
Answer:
$211.9
Step-by-step explanation:
77 MARKERS x 0.70 EACH = 53.9
30 RULERS x 1.95 EACH = 58.5
1 projector x 99.95 = 99.95
53.9 + 58.5 + 99.95 = $211.9