absolcool77 absolcool77

25-08-2017
Mathematics

contestada

What is -(7 - 5x) = -2x

Respuesta :

apologiabiology apologiabiology

25-08-2017

remember, you can do anything to an equation as long as you do it to both sides

times both sides by -1
7-5x=2x
add 5x both sides
7=7x
divide both sides by 7
1=x
x=1

Answer Link

Otras preguntas

Which multiplication equation is false? There is only 1 answer. Each equation is typed exactly how it is shown to me. A: (-a) x (-1) = (-a) B: (- C: (-a) x b =

A clothes dryer uses about 5 amps of current from a 240 volt line. How much power does it use?

3x-2y=2, 5x-5y=-18 Solve by elimination

Find the orbital speed v of a satellite in a circular orbit of radius r around a planet of mass m. express the orbital speed in terms of g, m, and r.

three friends got jobs at stores in the mall. Nia earns 117 in the $0.60 for 14 hours of work Ty earns $148.50 for 18 hours of work Kim earns $137.60 per 16 hou

The ____ increases the pituitary gland's secretion of hormones that increase insulin secretion.

Among other entertainments, roman citizens watched ________ in the colosseum. quizle

based on your hypothesis, which populations would be hurt if bears were added

Read the following sentence. A coherent narrative will be easy to follow and more enjoyable for your reader. Using the context, the word "coherent" as it is use

you use a Juice mix to make orange juice. You can buy in at 12 oz of the mix with a 36 oz of water what is the unit rate that describes your