linhnguyen030974 linhnguyen030974
  • 14-05-2019
  • Mathematics
contestada

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

Respuesta :

Аноним Аноним
  • 14-05-2019

Answer

x = 2

y = -5

Explanation

-7x + y = -19

-2x + 3y = -19

Solve using the substitution method.

y = 7x - 19

Plug in.

-2x + 21x - 57 = -19

19x - 57 = -19

19x = 38

x = 2

Plug this into the equation to solve for y.

-14 + y = -19

y = -5

Answer Link

Otras preguntas

What is the arm signal for a left turn?​
Examine the scenario. A car starts from rest and uniformly accelerates to a speed of 30 mi/h in 6 s. The car moves north the entire time. Which option correctly
Divide 5 pounds 8 ounces by 3 ? please show work
A student bought artichokes for 8.40, cucumbers for 2.88, lettuce for 4.65, tomatoes for 1.15, and broccoli for 2.50. Find a reasonable estimate of the total a
The length of a rectangle is 3 centimeters less than twice its width. If the perimeter of the rectangle is 18 centimeters. find its dimensions Equation: ? Lengt
Find the area of the trapezoid
How many atoms are in the product of the following reaction? 2KClO3 ⇋ 2KCl + 3O2 6 8 5 10
The vertices of the following graph are (1, -5) and (1, -1). A)true B)false
how to test whether a vegetable or fruit can conduct electricity?
what are stack timelines called​