Answer:
(10x+26)=36x
(8x+42)=50x
Step-by-step explanation:
hope this helps!
Answer:
20 mph
Step-by-step explanation:
First problem:
The new speed is 26 mph.
The old speed was x.
The new speed is 30% higher than the old speed.
1.3x = 26
x = 20
Answer: 20 mph
Second problem:
A number, perhaps a percent or a fraction, is missing from the problem.
18 minutes because 6*2 is 12 and 3*6 is 18. it will take 6 minutes to do 4 problems, 9 minutes to do 6 problems , 12 minutes to do 8 problems, 15 minutes to do 10 problems, and 18 minutes to do 12 problems
Answer:
−y−81
Step-by-step explanation:
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I believe your answer is:

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Here’s why:
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Hope this helps you. I apologize if it’s incorrect.