mokerberg
mokerberg mokerberg
  • 02-12-2016
  • Mathematics
contestada

5x+12=-7x solve each system by subsitution

5x127x solve each system by subsitution class=

Respuesta :

doramacias
doramacias doramacias
  • 02-12-2016
on the problem minus 5x to the -7 so you'll just have 12= -12x and the answer is x=-1 
Answer Link
mols
mols mols
  • 02-12-2016
5x+12=-7x
12x+12=0 (+7x)
12x=-12 (-12)
x=-1 (/12)

y=5x+12
y=5(-1)+12
y=-5+12
y=7

Hope this helps:)
Answer Link

Otras preguntas

how was the attack on pearl harbor a local problem?
A: What is the smallest increment on the voltmeter? B: What is the uncertainty?
What is the length of the hypotenuse of the triangle when x=12​?
History Question! Hanford and The Columbia River The water from the columbia river was radioactive because. A. It was used for irrigation for nearby farms B. It
The circumference of a is 30m could its diameter be 9m? Explain your answerspls help, NO LINKS​
WILL GIVE BRAINLIEST how do you think the civil rights act of 1964 changed life for black pepole in the U.S
The American women's rights movement began A. not until the twentieth century B. at the Constitutional Convention C. concurrent with the antislavery movement
Brainiest for the first to answer 50% of 385.14 × 954.3 You must show your work :)
Just give me the answer no explaining
How does a flaccid cell differ from a turgid cell?.