The answer is D) -r-6
if you distribute the -2 to the 5r and 3 you get -10r and -6.
-10r + 9r = -r (then just add on the negative 6)
-r-6
Answer:
Create a table of xy values or use a graphing calc.
Step-by-step explanation:
<span>Equation:
train distance + plane distance = 1300 miles
50x + 275x = 1300
x(325) = 1300
x = 4 hours
4x2=8
---
The trip took 8 hrs.</span>
Answer:
1 1/2
Step-by-step explanation:
Answer:
COMMUTATIVE PROPERTY
a+b=b+a
so with given numbers
5+3=3+5 is the answer.
Step-by-step explanation:
hope it will help :)