studentx1 studentx1
  • 02-02-2017
  • Mathematics
contestada

-7x+y=-19
-2x+3y=-19

Respuesta :

httplyiah
httplyiah httplyiah
  • 02-02-2017
-7-2=-9
y+3y=4y

-9x+4y=-19
Answer Link
Melodyzz
Melodyzz Melodyzz
  • 02-02-2017
y=7x-19

-2x+3(7x-19)=-19
-2x+21x-57=-19
19x-57=-19
19x=38
x=2

-7(2) + y = -19
-14 + y = -19
y=-5
Answer Link

Otras preguntas

One paragraph about why school days should be shorter
Britney lost $450 on investment which was 45% of the money she invested how much money did she invest ?
Is 7/12 bigger than 1/2
Which of the following is a direct benefit of good flexibility? a. increased muscle strength b. increased range of motion c. improved muscle endurance d. non
Clusters of flowers are called _____. inflorescence petals sepals fruit
outlinr how the social factors can affect an individuals views on death and dying
The circumference of a circle is 6.28. What is the area of the circle?
If y = 3x - 4 and the domain is {-3,-1,4}, find the range.
Change the fraction 93/1,000 to a decimal. A. 0.00093 B. 0.93 C. 0.0093 D. 0.093
You can buy 3 apples at the Quick Market for $1.05. You can buy 5 of the same apples at Stop and Save for $2.45. Which Place is the better buy? [Also may you pl