Answer:
-20 divided 5 is the right answer.
Your welcome!
Step-by-step explanation:
Evaluate
remember that x^0=1
and x^-m=1/(x^m)
simplify
PEMDAS
parenthasees exponentes mulitplciraon or diviosn additon or subtraction
parethasees first
inside to ut
lef to right
7*5*2/7*3
70/21
10/3
then in the next partnheasees
5^0/2^-3 times 2^-9
1/(1/2^3)(1/2^9)
1/(1/8)(1/512)
8/512
1/64
so now we have
(10/3)^2 times 1/64
100/9 times 1/64
100/576
25/144
you should group them better so it is easier to read
Answer:
what grade?
Step-by-step explanation:
Answer:
Your first step should be to separate the x's and the numbers.
This is how I would do it:
-3x+2-5x-7=4x+2
-3x-5x-4x=2-2+7
-12x=7
x=-7/12
