Answer:
11 cm
Step-by-step explanation:
As Y is midpoint if XZ
XY=YZ=2a+1
WZ=WX+XY+YZ=28
a+1+2a+1+2a+1=28
5a+3= 28
5a=25
a=5
XY=2a+1
=2(5)+1
=10+1
=11 cm
Answer:
Laura will need to order 3 pizza boxes and Laura will need to spend $37.50.
Step-by-step explanation:
Answer:
Step-by-step explanation:
312.50= a+0.25a
We need to combine like terms a=1. All variables without a value equal 1.
a+0.25a= 1.25a
312.50= 1.25a
Divide both sides by 1.25, since 1.25 is being multiplied by a.
a= 250
Answer:
$320
Step-by-step explanation:
Given the equation:

As we know: log a + log b = log (ab)
So,

So, the answer will be x = 1/7