A.) the answer is 2x+y+7
b.)the answer is 2x+7y-9
c.)the answer is 24x+48
d.)the answer is 24x+6
e.)the answer is 5x+9
I would actually use division. So divide 56 by 8, and you'll get 7.
Or you can multiply 7 times 8 and get 56.
Hope this helps!
♤MidnightQueen
First distribute 3 to (x-4). that gives you 3x-12. Now your equation is x-2=3x-12. Now you subtract x from 3x. now you're equation is -2=2x-12. then add 12 to the left. You're final answer is 10.
ANSWER: The length of the entire dash is 700 meters.
EXPLANATION:
Because 20% of the dash equals 140 meters, we can use a variable to figure out the length of the entire dash.
Let x be the length of the entire dash.

The length of the entire dash is 700 meters.
Answer:
19 or -28
Step-by-step explanation:
is it 24 - 5 or 24 - 52?