Solve this system of equations to find the value of x.
Question 2
2.
Solve the systems of equations.
Question 3
3.
Sarah buys 5 highlighters and 2 pencil boxes at Shop X for $16. She buys 4 highlighters and 3 pencil boxes at Shop Y for $17. If each highlighter costs $2, how much does each pencil box cost?
Question 4
4.
Trophies cost $12. Medals cost $3. You have to spend at most $60 on trophies and medals to give as prizes for a contest. You want to buy at least 6 items. How many of each can you buy?
Question 5
5.
Evaluate the expression.
Question 6
6.
Simplify the expression:
Question 7
7.
Combine like terms in the expression:
Question 8
8.
After fully simplifying the expression, what would you get?
Question 9
9.
Find the product of
Question 10
10.
The quadratic function is
Which way does the parabola open?
Question 11
11.
Given the quadratic function
what is the vertex of the parabola?
Question 12
12.
How many zeros does the expression (x-3)(x+5)(x+9) have?