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:
3 feet
Step-by-step explanation:
A = l x w Formula
18.9 = 6.3 x w Substitution
18.9/6.3 = w Division
3 = w Solution
Answer:
d is the answer i believe
Step-by-step explanation:
Answer:
False
Step-by-step explanation:
3x4=12
12 divided by 3=4
4x8=32
32=34
Hence, this equation is false.
If two triangles are similar, that means their side lengths are proportional, so we get the equation

Thus x = 13.6.
Hope that helped!