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poizon [28]
3 years ago
14

A chemist is using 359 milliliters of a solution of acid and water. If 19.9% of the solution is acid, how many milliliters of ac

id are there? Round your answer to the nearest tenth
Mathematics
1 answer:
ss7ja [257]3 years ago
7 0

Answer:

Step-by-step explanation:

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Find the measure of angle A.<br> A<br> 9x+6<br> 4x + 6<br> m/A=
Likurg_2 [28]

Answer:

angle A=30°

Step-by-step explanation:

9x + 6 + 4x + 6 + 90 = 180 \\ 13x + 102 = 180 \\ 13x = 180 - 102 \\ 13x =  78 \\  \frac{13x}{ 13} =  \frac{ 78}{13} \\ x = 6 \\ 4x + 6 = a \\ 4(6) + 6 = a \\ 24 + 6 = a \\ 30 = a

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2 years ago
What percent of 200 is 150
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5 0
3 years ago
This is very confusing need help
nalin [4]
A: +
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4 0
3 years ago
Find missing numbers to make equation true.
faust18 [17]

Answer:

1. 7

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