jessebrothers jessebrothers

02-05-2017
Mathematics

contestada

solve for x.

8x/7+9=30

a.) x= 18 3/8
b.) x= 24
c.) x= 34 1/8
d.) x= 44 4/7

Respuesta :

PHDFlopper PHDFlopper

02-05-2017

[tex] \frac{8x}{7} [/tex]+9=30
[tex] \frac{8x}{7} [/tex]=21 {subtract 9 from both sides}
8x=147 {multiply both sides by 7 to cancel out the division (fraction)}
x=18.375 {divide both sides by 8}
The answer is A) 18 3/8

Answer Link

Otras preguntas

1. When grocery shopping, _______. Which of the following best completes the sentence above? it is necessary to have a list of needed items a list of needed ite

At Roberts Middle school 11/30 of the books in the library were more than 50 years old. At the end of the year 1/10 of those books were given to charity. What f

how are people different from each other

what are the benefits of genetic variation?

Please help! I got −1.43844719 and −5.56155281 Use the quadratic formula to solve x2 + 7x + 8 = 0. Estimate irrational solutions to the nearest tenth.

how many atoms of zinc are in 0.60 mol of zinc ?

Tell whether the lines for each pair of equations are parallel, perpendicular, or neither for questions 3 and 4. 3 ) y = -7/8x - 1 and -8x + 7y = -21 4.) y = -1

Which verb agrees with its subject? There is nothing I __________ more than the chance to sing this song in the spring concert. A. is wanting B. want C. has wan

How did the miners help settle the west? They provided gold for everyone, including those they traveled with. As they mined, they stayed and settled

How can I use United Nations in a sentence??