khiakelly khiakelly
  • 01-09-2020
  • Mathematics
contestada

- 9r + 15(12 + 6r) = - 4r - 7r

Respuesta :

carriesrazy1104 carriesrazy1104
  • 01-09-2020

Answer:

r=135

Step-by-step explanation:

-9r + 15 x 18 = -11r

-9r + 270 = -11r

-9r  = -11r -270

2r = 270

r = -135

Answer Link

Otras preguntas

How much do water striders weigh?
A character sketch is also known as a(n)?
Which famous American is noted for his great contribution to the American Revolutionary War effort with his literary talent? A. George Washington B. Samue
what is the y-intercept form of "(19,8) and (14,8)?"
I have studied many times The marble which was chiseled for me-- A boat with a furled sail at rest in a harbor. In truth it pictures not my destination But
Suppose that a sled is accelerating at a rate of 2 m/s^2. if the net force is tripled and the mass is doubled, then what is the the new acceleration of the sled
What infant perception research technique involves giving an infant a choice at what to look at and then looking for a reliable preference for one stimulus over
Many Americans were ready to start a war with the British after which incident? A. the XYZ Affair B. the Whiskey Rebellion C. the Chesapeake Affair D
1. Simplify. 42 (square, so it's 4 x 4)+ 25 1. 21 2. 29 3. 41 4. 51 2. Simplify the expression. 55− 4⋅5 + 1255 − 4 ⋅ 5 + 12 Enter your answer in the
How to use compromise of 1850 in a sentence