Solving Systems by Graphing and Substitution

Front

What is the solution? Options: (1, -1), (-1, 1), (0, -2), (0, 1)

Back

(1, -1)

Front

How many solutions? Options: One Solution, No solution, Infinitely Many Solutions

Back

No solution

Front

What is the solution? (Hint: Both lines are graphed over each other)

Back

Infinitely Many Solutions

Front

Solve the system of equations by substitution.
y = -4x + 5
y =  3x - 16

Back

(3,-7)

Front

Solve the system of equations.
y = 4x+1
3x + 2y = 13

Back

(1, 5)

Front

Solve the system of equations: 5x - 4y = -16, x + 2y = -6

Back

(-4,-1)

Front

Erin is 3 years younger than twice Alex's age. Their ages combined are 33 years. What is the system of equations for their ages?

Back

x + y = 33
x = 2y - 3

Front

Josh is thinking of two numbers. Their sum is -10 and their difference is -2. Which system of equations represents the situation?

Back

x + y = -10
x - y = -2

Front

The equations of two lines are 6x + y = 26 and y = 2x + 10. If the solution is (2, y), what is the value of y?

Back

14

Front

Combine pieces of metal alloy to create a 10 pound 33% silver alloy from 25% silver and 45% silver pieces.

Back

6 pounds of 25% silver, 4 pounds of 45% silver