What is the equivlalent expression of 10 plus 10 plus 10
2 answers:
Answer:
10 + 10 + 10 = 10 x 3
= 30
I know the answer but first please answer my math question
Find a
-1701(81^3a-4)=7(729)^a
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Answer:7+a
Step-by-step explanation:multiply 7 by a
Answer:
68
Step-by-step explanation:
0.7 rounds to 1 so add 1 to 67 to get 68
[ Answer ]

[ Explanation ]
(13824 - 11) * 9
Parenthesis
Exponents
Multiply
Divide
Add
Subtract
13824 - 11 = 13813
Multiply
13813 * 9 = 124317
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Answer:
give more details
Step-by-step explanation:
D = rt, Distances Equal
72t = 90(t-1)
90 = 18t
90/18 = t = 5hr
second car catch up to the first in 4hrs