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.
Answer:
If you need to estimate then 770?
Step-by-step explanation:
520+250=770
Answer:
the angles are supplementary so if you ADD them they will equal 180 so the answer is the third one
Step-by-step explanation:
Answer:
4x - 8 = 4x + 12
Step-by-step explanation: