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2 votes
Ten times the sum of a number and

15
is at least
26
.
Use the variable
b
for the unknown number.

1 Answer

1 vote
At least means greater than or equal to.

10 × (15+b) ≥ 26
150+10b ≥ 26
10b ≥ -124
b ≥ -12.4
User Luddig
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