Alg. HW2 Substitution

What is the solution to the following system:

^{y = 5x}

^{3x + y = 24}

• ^{(15, 3)}

• ^{(3, 5)}

• ^{(3, 15)}

• ^{(5, 3)}

Tags

CCSS.HSA.REI.C.7

What is the solution to the following system?

^{x = -2y}

^{3x + 4y = -8}

• (-2, -8)

• (4, 3)

• (-2, 4)

• (-8, 4)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

What is the solution to the following system?

^{y = 2x}

^{x + y = 9}

• (3, 6)

• (2, 9)

• (6, 3)

• no solutions

Tags

CCSS.HSA.REI.C.7