X = <u> </u><u>2</u><u> </u><u> </u>cm
Y =<u> </u><u>1</u><u>. </u>cm
Check me if I'm Wrong.
Nickels = n
quarters = q
nX.05+qX.25 = 4.65
n is 3 greater than q
n = q+3
substitute n equal to 'q+3'
(q+3)X.05 + qX.25 = 4.65
.05q + .15 + .25q = 4.65
.30q + .15 = 4.65
.30q = 4.50
q = 4.50/.30 = 15
n = 15+3 = 18
There are 18 nickels and 15 quarters
Answer:
a.
Step-by-step explanation:
because > means at most < means at least
Answer:
x = 21
Step-by-step explanation:
corresponding sides in similar polygons are proportional:
set a proportion: BC/FK = CA/KJ => 18/6 = x/7 => x = 18 × 7 ÷ 6 = 21