Answer:

Step-by-step explanation:
If the figures are similar, then the angles are the same. So that means that angle H is equal to angle D (you can count he little arcs in the angle to find it's matching partner). Since this is true:

Which is the same as
. Solve for x by dividing both sides by 4:

Finito.
Answer: 40
Step-by-step explanation:
Assume Julio's number is x.
The expression would be:
-7 * (x - 15) = -175
x - 15 = -175/-7
x = -175/-7 + 15
x = 40
Answer:
D 10
Step-by-step explanation:
10 x 10 = 100
100/10 = 10
10 is a perfect square
Answer:160 dimes
Step-by-step explanation:
7 dimes= 70 cents
9 dimes= 90 cents
70+90=160
The domain of this function is the set of real numbers.