Mathematics, 23.11.2020 20:50 dewayne16641

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)

Answers: 3

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Question 1
Solve using substitution.

2x+y=10
x=5
options:

...