paddikakes55 paddikakes55
  • 04-06-2017
  • Mathematics
contestada

2x - 3y = -12
y = 9 - x
Solve by substitution

Respuesta :

azhangstuy
azhangstuy azhangstuy
  • 04-06-2017
2x - 3(9-x) = -12

2x-27+3x=-12

5x-27=-12

5x=15

x=3

y=9-x
y=9-3

y=6

x=3
y=6
Answer Link

Otras preguntas

The interest that Paula earns on her investment is given by the equation l = 36t where t is the time in years that her money is invested. She makes a table to d
Why is it important to stretch after exercising
Which organelle carries out photosynthesis? Mitochondria Chloroplast Cell wall
the purpose of the naacp was to draw attention to?
Expand and simplify 10c+c(c-4)
What is the correct way to divide the word ignores into syllables?
The Polygons below are similar. Find the value of z. A. 4.5 B. 7.5 C. 12 D. 16
the polynomial –2x2 – x 2 is a with a degree of .
Fill in the blank with the correct form of dar. yo le ______________ el libro a mis hermanos
the the ability to do work or cause change is