Systems of Equations Flashcard

Front

Solve the system of equations by using substitution.
y = 2x + 3
y = x + 2

Back

(x, y) = (-1, 1)

Front

3s + 3p = 120; 2s + 3p = 105. How much does each shirt cost and each pair of pants cost?

Back

Each shirt costs $15 and each pair of pants costs $25

Front

System of equations: 6x + 2y = 4 and 6x + 6y = 24. What could be the first step in solving using elimination?

Back

Multiply the first equation by -1

Front

System of equations: -2x + 7y = 14 and -2x + 7y = -7. How many solutions?

Back

No solution

Front

Solution to the system of equations: y = 1/2x + 2 and y = x - 1.

Back

(6, 5)

Front

What is the solution to the system of equations graphed below?

Back

(-4,-1)

Front

Equation of the line parallel to y = 5x + 2 passing through (-2, 1)?

Back

y = 5x + 11

Front

In the graph shown below, if lines l1 and l2 are parallel then the slope is _______. Options: 4, 1/4, 2, 1/2

Back

4

Front

Equation of a line perpendicular to y = 2x - 5 passing through (2, -5).

Back

y = -1/2x - 4

Front

Aiden needs to buy 100kg of chocolate in total, spending $1120. Dark chocolate costs $12/kg, milk chocolate costs $10/kg. Which system of equations represents this situation?

Back

d + m = 100, 12d + 10m = 1120