Please simplify/evaluate 7x - 2x + 30
1 answer:
Answer:
5x+30
Step-by-step explanation:
7x−2x+30
7x+−2x+30
Combine Like Terms:
7x+−2x+30
(7x+−2x)+(30)
5x+30
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Since he deposited 160 then took out 160 it did not change
Answer:
Hello,
Please, see the attached file.
Thanks.
*REVERSE THE CHANGE QUESTION*
100% + 20% = 120% = $252
252 / 120 = $2.10 = 1%
100% = 2.1 x 100 = $210
