Question

solve using elimination
x + 3y = -10
4x - 3y = 5

Answer 1

Answer:

x  = -1

y = -3

Step-by-step explanation:

x + 3y = -10 ...(1)

4x -3y = 5 ...(2)

(1) + (2) gives

x + 3y + 4x -3y = -10 + 5

5x = -5

x = -1

Using x = -1 in (1), you get -1 + 3y = -10

3y = -9

y = -3