flowergirl9201 flowergirl9201
  • 27-02-2018
  • Mathematics
contestada

Ten times the sum of a number and
15
is at least
26
.
Use the variable
b
for the unknown number.

Respuesta :

3022268919
3022268919 3022268919
  • 27-02-2018
At least means greater than or equal to.

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