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Answered

What I Know (Pre-Test)
Instructions: Choose the letter of the correct answer. Write your chosen ariswer on
a separate sheet of paper.
1. How do you express this statement, "z multiplied by the sum of x and y" to
an algebraic expression?
A. X (2 + y)
C. z + y)
B. y (x + 2)
D. x (x + y)
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Sagot :

YANNIE110IN

Answer:

Solving systems of equations with substitution

Substitution method review (systems of equations)

CCSS.Math: 8.EE.C.8, 8.EE.C.8b, HSA.REI.C.6

The substitution method is a technique for solving a system of equations. This article reviews the technique with multiple examples and some practice problems for you to try on your own.

Step-by-step explanation:

Re-search it and correct you if I'm wrong

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