number - n
Twice a number - 2n
Seven times the number - 7n
2n = 7n +35
7n-2n = -35
5n = -35
n = - 7
Check:
2(-7) = 7(-7) +35
-14 = -49 + 35
-14 = -14 True
The number is (- 7).
8 percent of 84000 is 6720 add 2500 equals 9220
Answer:
30 because 3 x 5=15 then x2 it's 30
Answer:
alr 5x+11 and 2x-3
5x+11=16x
2x-3=-1x
Step-by-step explanation:
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Answer:
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Step-by-step explanation:
