Answers
Answered by
2
Answer:
x+2x+2x+10=100
or, 5x =100-10
or, x=90/5
or, x=18
Answered by
1
Answer:
x+2x+2x+10=100
5x+10=100
5x=100-10
5x=90
x=90÷5
x=18
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