If a=2, b=-3 and c=7 what is c-b?
10
-10
8
If a=2, b=-3 and c=7 what is c/a+b?
7
-7
If x=9, y=13 and z=15 what is yz?
295
349
800
Solve the equation, 3x-7=17
9
6
Solve the equation, 13-19x=51
-2
2
4
Solve the equation, 2-3x=2x-33
35
40
58
What is the prime factorization of 42?
2x7x3
2x7x4
3x9x2
What is the highest common factor of 42 and 63
21
42
126
If 21 squared =441 what is the prime factorization of 21?
7x3
7x7
11x2
If 21 squared =441 what is the prime factorization of 441?
7x7x3x3
7x11
3x7x3
Find x.
55
56
141
Find the shaded area.
12
Multiply out and collect like terms. x(5-2x)-2x(1-x)
3x-4x^2
3x-4x