3x+5y-9 pls vote brain le est i hope it helped
Exponential rules state that when you divide exponents, you subtract by the powers. The powers have the same coefficients, so you can divide the two numbers.
6 - (-3) = 9
The answer is
.
Answer:
The inequality is 9 less than and equal to 5
The marked area on the line is numbers all below 5 which covers the less than and since it stop directly at 5 it's going to be equal to that as well
Answer:
first one yes
Step-by-step explanation:
second one its
39x+10=180
I am assuming you wrote the problem wrong. Is it a^2?
A^2 -4A-21=0
(A-7)(A+3)=0
A=7 A=-3, ignore the negative number because it doesn't make sense if you plug in for a.
length=a+3=7+3=10
Width=7=a
