Answer:
x = 2 1/4 or 2.25
Step-by-step explanation:
to start we can make an equation
9lbs = 4x
divide by 4
9/4 = x
x = 2.25 or 2 1/4
Answer: 1.12099824328 or estimated is 1
Remember
(x^m)(x^n)=x^(m+n)
and
if a^m=a^n, where a=a then n=m
(x^4)(x^n)=x^5
(x^4)(x^n)=x^(4+n)
x^(4+n)=x^5
therefor
4+n=5
minus 4
n=1
Answer:
215.25 is what she earns now
Step-by-step explanation:
first find 2.5% of 210 (2.5/100)*210
= 5.25
then add 5.25 to 210
=215.25
hope this helped