Answer:
b = 
Step-by-step explanation:
35b = 7
Divide both sides by 35.

Reduce the fraction
to the lowest terms by extracting and canceling out 7.

Hope it helps and have a great day! =D
~sunshine~
Answer:
Step-by-step explanation:
we know that
The simple interest formula is equal to
where
A is the Final Investment Value
P is the Principal amount of money to be invested
r is the rate of interest
t is Number of Time Periods
in this problem we have
substitute in the formula above
Answer:
25
Step-by-step explanation:
20*5=100%
then you multiply 5 by 5 giving you 25
2x-5y =-5
14x+5y=-5
---------------
16x = -10
x = -10/16
x = -.626
2x-5y = -5
2(-.625) -5y = -5
-1.25 - 5y = -5
-5y = -3.75
y = .75
Choice A is approximately -.6 and .8 the others are not going to be close
8-(4c-5)=11
8-4c+5=11
13-4c=11
-4c=-2
C=1/2