I multiplied, I converted the percentage to a decimal .42
Your answer should be 9.45.
Answer:
a=
b=5
Step-by-step explanation:
we are given
+
=ax+
we will compare both sides of equaion
=
comparing both sides we get
b=5
and
=ax
a=
hence
a=
and
b=5
Answer:
12 cm = 21.62 miles
6 cm = 11.04 miles
Step-by-step explanation:
To find the distance, set up a proportion. A proportion is two equal ratios set equal to each other. We form the ratios by using corresponding values. We write a ratio of
and simplify.
We know
. We know the distance on the map is 12 cm and 6 cm whish converts to 4.7 inches and 2.4 inches. We can write
and
We set them equal.
and
To solve each proportion, we'll cross multiply by multiplying numerator with denominator across the equal sign.

and

X^2-x-11=-x-7
X^2-11=-7
X^2=4
X=2 (4 was reduced to 2 after the equation was square rooted)
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Answer:
8+1/4
Step-by-step explanation:
8+1/4 because 10-2 is 8.