Evaluate the following algebraic expression at x=-3,y=-7,z=3 and simplify your answer. (x+y)^2-6z
Use properties of rational numbers to simplify the expression. 55+19.21+37.96 A. 111.16 B. 111.17 C. 112.17 D. 113.27
Solve for y. -3(y+1)=y-4+2(4y+2) Simplify your answer as much as possible. y= square
5) 8x+8y+8z=144 5x+5y+z=62 -9x-9y+8z=-43
What are the two solutions of x^2+49=0 x=square
15) g(t)=4t+4 f(t)=t^2+2t Find (g-f)(8)
9) f(x)=2x+5 g(x)=2x+3 Find (f+g)(x)
2. Which of the powers below would yield the largest answer? A. 1^10 B. 5^3 C. 3^4 D. 10^2
A shop has 60 new Batman comic books in stock.If the shop sells 45 books what percent does it sell?
Combine any like terms in the expression. If there are no like terms, rewrite the expression. 3q^3r+9t^2 square
Part 7:Statistics 19. Find the mean (average) of the following numbers: $72,80,88,90,70$ Answer: __
18. A number cube $(1-6)$ is rolled. What is the probability of rolling an even number? Answer: __
Factor the polynomial below. $36x^{2}-25$ Cannot be factored $(6x+5)(5x-6)$ $(6x-5)^{2}$ $(6x+5)(6x-5)$
$3x(6x^{2}-4xy^{2})+8x^{2}y^{2}-2y^{3}$
15. A rectangle has a length of 14 m and a width of 9 m. What is the perimeter? Answer: __
The sum of three consecutive numbers is 309 . What is the smallest of the three numbers?
Identify the focus of each. 31) $y-6=(x-4)^{2}$ 32) $\frac {1}{2}(x+2)=(y+9)^{2}$ 33) $x^{2}+4x+4y+4=0$ 34) $2x^{2}-24x+y+70=0$
Which is the product $(3x-5)(3x+5)$ in general form? $9x^{2}+25$ $9x^{2}-25$ $9x^{2}+15x-25$ $9x^{2}-15x-25$
Find the value of the expression $(t^{3}\div 4+s)\div 7$ for $s=19$ and $t=2$ $\square $
How would you write this expression using the values for a and b? $9(18)\div 10$ $9+18\div 10$ $10(18)\div 9$ $10+18\div 9$
