Answer:
Step-by-step explanation:
Answer:
12 dimes and 18 nickels
Step-by-step explanation:
Equations given by word problem:
n + d = 30
0.05n + 0.1d= 2.10
How I solved them:
d= 30 - n
0.05n + 0.1(30 - n)= 2.10
0.05n + 3 - 0.1n= 2.10
-0.05n= -.09
Divide both sides by -0.05
n= 18
18 + d = 30
d= 12
Answer:
29
Step-by-step explanation:
106=2(x+x+5)
53=2x+5
48=2x
24=x
24+5=29
Answer:
non-included
Step-by-step explanation:
A non included side of a polygon shares a side with only one angle of a pair of angles.
Answer: 3h + 0.9s
Step-by-step explanation:
90% is the same as 0.9 of..