sandrapaz1324 sandrapaz1324
  • 12-12-2014
  • Mathematics
Answered

three times the sum of a number and 3 is -18 (equation )

Answer :

apologiabiology
apologiabiology apologiabiology
  • 13-12-2014
so 3 times x+3 is -18 so

3(x+3)=-18
so distribute
3x-9=-18
add 9 to both sides
3x=-27
divide both sides by 3
x=-9
Answer Link

Other Questions

Simplify 12x31802
649 in a mixed number
When you decrease the length of the effort arm on a lever which of the following happens to effort force A Force will decrease B Force will increase C Force wil
what led to the changes in Roman military armor and training techniques Please its very important I need this answer for my World Studies DBQ document analysis
Explain how scientists use recombinant DNA technology to produce the drug insulin Be sure to also explain why a gene form one organism can be expressed by anoth
What is a summary about han dynasty
4 words that describe Jane Goodall
A 20N stone rests on a table What is the force the table exerts on the stone In what direction
solve by completing the square x22x10
Why are some conflicts described as external They are minor problems in a story They pit a character against an outside force They relate to events that happene