sandrapaz1324 sandrapaz1324

13-12-2014
Mathematics

contestada

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

Respuesta :

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

Relax

Otras preguntas

The president was pressured to declare war on Great Britain by the? a. Barbary pirates. b. Prophet. c. War hawks. d. Peace Doves

Which statement summarizes the results of the Korean War? A. North Korea was annexed by Communist China. B. North Korea and South Korea were unified under a com

Ice wedging is brought about by ____. a. carbonic acid freezing on rocks b. water and oxygen reacting c. water freezing and thawing d. rocks colliding with each

What role did science play in the lives of Maya and Aztec

1. How did Dmitri Mendeleev deal with elements that had not yet been discovered? A. He left blanks for them in his periodic table, as he predicted they wo

Which equations represent. the result of multiplying y and 1.48 is 4.292. Select each correct answer. A. y=2.9y=2.9 B. y+4.292=1.48y+4.292=1.48 C. y=6.35216y=6

What does Romeo buy from the apothecary? a. a cordial b. a poison c. medicine

2 3/5 - 1 3/8 estimate

Which line from the poem above illustrates alliteration? “Long have I known a glory in it all” “Thou’st made the world too beautiful this year” “To lift the lea

what is the simplest multicellular organism?