Answer:
a=-2
We move all terms to the left:
2(2a+3)-6-(5a+2)=0
We multiply parentheses
4a-(5a+2)+6-6=0
We get rid of parentheses
4a-5a-2+6-6=0
We add all the numbers together, and all the variables
-1a-2=0
We move all terms containing a to the left, all other terms to the right
-a=2
a=2/-1
a=-2
Step-by-step explanation:
We move all terms to the left:
2(2a+3)-6-(5a+2)=0
We multiply parentheses
4a-(5a+2)+6-6=0
We get rid of parentheses
4a-5a-2+6-6=0
We add all the numbers together, and all the variables
-1a-2=0
We move all terms containing a to the left, all other terms to the right
-a=2
a=2/-1
a=-2
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<span>D) Two lines that intersect at 90 degree angles
hope this helps</span>
Positive, negative, or opposites
Answer:
they will both weigh the same at week 10
Step-by-step explanation:
both will weigh 225 at week 10
Answer:
80
Step-by-step explanation:
To determine the tip, take the original amount and multiply by the tip percentage
500 * 16%
Change the percentage to a decimal
500 *.16
80
She tips 80
