Cross multiply
10/a = 15/30
10/a(a)(30) = 15/30(30)(a)
Simplify
1/a(a) = 1
15/30(30) = 15
10(30) = 15(a)
Simplify. Combine terms
300 = 15a
Isolate the a. Divide 15 from both sides
300/15 = 15a/15
a = 300/15
a = 20
A) a = 20 is your answer
hope this helps
Answer:
A) x + 6 = 16
Step-by-step explanation:
Answer:
o
Step-by-step explanation:
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Seven hundred forty-five thousand three hundred five
Answer:
B
Step-by-step explanation:
If you plug in -9 you will get -11 for both side.
