radomes.openskiesproject.org
spiderzan123 spiderzan123
  • 15-06-2016
  • Mathematics
Answered

When –3 is multiplied by the sum of a number and 8, the result is –21. Find the number.

Verified Answer :

Kunchan
Kunchan Kunchan
  • 15-06-2016

let's take the number as a
-3 (a + 8) = -21
a + 8 = (-21 / -3)
a + 8 = 7
a = -1

that number is -1

Answer Link

Related Questions

What cells are the outcomes of meiosis Are these cells diploid or haploid
How much salt is in a cup of ocean water
What is the difference Write the number 60 20
which of the following is a factor that influences the business cycle aimport fees binterests rates on loans ctax rebates dpolitical elections
What was one result of the GI Bill
Most land mammals have the ability to rest one hemisphere of their brains at a time Please select the best answer from the choices provided a True b False
If a person is bitten by a snake or shows signs of an allergic reaction to an insect sting what should be done immediately wash the area cool the area treat the
General adaptation syndrome has how many steps a 1 b 2 c 3 d 4
Which of the following vocabulary words ends in a suffix that indicates it is an adjective A imminent B doggedness C infallibility
how to turn into mixed number