Systems by Substitution A.5C

Dropdown

BELL RINGER: Solve the following for "y=".

9x - 3y = -12

y = ​

Select answer

x + ​

Select answer

(Use the drop down menu to select the correct numbers to complete the equation)

Solving Systems by Substitution

A.5C - December 7, 2022

Steps to Solve by Substitution

1. ________ one of the equations for "y=", if necessary.

2. _____________ the value for "y" in the second equation.

3. ________ the new equation to find "x".

4. _____________ the value for "x" in either of the original equations to find "y".

5. ________ you answer by graphing or plugging in values.

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Multiple Choice

What did you get for the solution of Q3?

• (2, 10)

• (2, -10)

• (2, 24)

• (2, -24)

Fill in the Blanks

What did you get for the y-value on Q5?

Draw

Brain Break: Finish This Doodle!

Drag and Drop

What is the solution to Q6?

( ​

Placeholder

, ​

Placeholder

)(Help: Drag the correct numbers to the correct spot in the coordinate point)

Drag these tiles and drop them in the correct blank above

-1

4

1

-4

7

-7

3

-3

6

-6

​7. Fish n' Fins sells clown fish and angel fish. The clown fish cost $1.50 each and the angel fish cost $2.00. At the end of the day, Fish n' Fins sold a total of 156 fish and made $260. Let x represent the number of clown fish sold and y represent the number of angel fish sold. Find the number of each fish that was sold at Fish n' Fins that day.

Fill in the Blanks

Exit Ticket:

4. Solve

$12x\ -\ y\ =\ 22$ AND $3y\ =\ 9x\ -\ 12$