Answer:
9.1 = a+4
Step-by-step explanation:
The right side has two different values, variable <em>a,</em> constant 4.
The left side has the constant 9.1.
If both sides are equal, then
a + 4 should equal 9.1
Y = 3
If you'd like an explaination, please, ask.
I just don't want to write all of the steps out -- yey, apathy.
Answer:
24 in long by 12 in wide.
Step-by-step explanation:
l=2w
288=(2w)×w
288=2w^2
144=w^2
12=w
use w=12 to solve for l
l=2(12)
l=24
Answer:
5 mph
Step-by-step explanation:
Answer:
John needs 217 tiles.
Rate of change is 1.9 tiles per square foot
Step-by-step explanation:
Hallway area=3•38=114 ft²
Rate of change=190/100=1.9 tiles/ft²
Tile total=
T=area•rate
=114•1.9
T=216.6
(Round up because tiles are sold as whole units)
Total tiles=217