14 questions
Solve:
3x - y = 11
x + y = 5
x = 4
y = 1
x = 4
y = -1
x = -4
y = 1
x = -4
y = -1
Solve:
2x + 5y = 29
x + 5y = 22
x = 7
y = 3
x = -7
y = -3
x = 7
y = -3
x = -7
y = 3
Solve:
3x - 4y = 26
2x - 4y = 20
x = 6
y = -2
x = -6
y = -2
x = -6
y = 2
x = 6
y = 2
Solve for (x,y)
-2x + 6y = 16
-4x - 3y = 2
(2,2)
(-2, -2)
(-2,2)
(2,1)
Solve
Solve the system of equations using substitution:
-4x + 4y = 8
y = -2x - 10
(-4, -2)
(12, -34)
(4, -18)
(-2, -6)
Solve the system of equations using substitution:
y = 2x + 5
2x + 2y = 4
(1, 7)
(7, 1)
(2, 9)
(-1, 3)
Give x in terms of y if 7x-21y=35
Give x in terms of y if +3y=2