PLZ HURRY IT'S URGENT!!!
Question 1
Solve using substitution.

2x+y=10
x=5
options:

(5, 10)


(5, 0)


(10, 5)


(0, 5)

Question 2
Solve using substitution.

y=−3x+4
y=3x−2
options:

(-1, 1)


(1, 1)


(1, -1)


(-1, -1)

Question 3
Solve using substitution.

y=x−6
y=7x
options:

(-1, -7)


(-7, -1)


(-7, 1)


(1, -7)

Question 4
Solve using substitution.

y=−5
5x+4y=−20
options:

(-5, 0)


(0, -5)


(0, 5)


(5, 0)

Question 5
Solve.

9x+8y=48
x−2y=14
options:

(-3, 8)


(3, -8)


(-8, 3)


(8, -3)