marieblossom16 marieblossom16

13-02-2016
Mathematics

contestada

Solve for x.
- 1 /2 (x + 5) = -10

Respuesta :

apologiabiology apologiabiology

13-02-2016

-1/2(x+5=-10
multipl yboth sides by -1 since I don't like negatives
1/2(x+5)=10
multiply both sides by 2/1 to clear fraction
x+5=20
subtract 5
x=15

Answer Link

Аноним Аноним

13-02-2016

ANSWER: x=15

ORIGINAL EQUATION:
-1/2(x+5)= -10

Simplify by multiplying (x+5) by (-1/2)
-0.5x+(-2.5)= -10

Add 2.5 on both sides
-0.5x= -7.5

Divide by -0.5 on both sides
x=15

Answer Link

Otras preguntas

2 ( 4a - 12 ) + 3a = 6a + 1

two methods of active transport

what are three ways water erodes the surface of earth

Your model locomotive is 18 inches long. It is an exact model of a locomotive that is 72 feet long. A window on the locomotive is how many times wider than a wi

A light plane flew from its home base to an airport 255 miles away. With a head wind, the trip took 1.7 hours. The return trip with a tail wind took 1.5 h

on sara's computer, 3/8 of the hard drive is files. Of the files, 1/6 are games . What part of the hard drive is games?

on sara's computer, 3/8 of the hard drive is files. Of the files, 1/6 are games . What part of the hard drive is games?

what type of rock is the Haystack rock (igneous, Metamorphic, or Sedimentary)

10u + 7 = 8 ( 2u - 4 ) - 9

What were the 4 major truths Jefferson presented in the declaration of independence?