Simplify the expression.

4[ (10-4) ²:4]

a. 6

b. 12

c. 9

d. 36

Which system has no solution? y=-3x + 8 6x + 2y = - 4.5 y = 9x + 6.25 -18x + 2y = 12.5 y = 4.5x-5 -3x + 2y = 6 y = 3x + 9 x + 8y = 12.3 Done

Mike discovered that the pool in his backyard is leaking slowly. The pool holds 16,111 gallons of water, and is leaking at a rate of 9 gallons per day.

Annie is 3 years older than James. (Use J represent James' age.) a. Write an expression to represent Annie's Age. b. If the sum of their ages is 18, write an equation to represent this situation C. How old is Annie?

Use the discriminant to determine the nature of the roots of the following equation. y2 - 5y - 3 = 0 Double root real and rational root real and irrational root non-real root

Deb bought a pair of shoes for $60 and 6 pairs of socks. The total before tax was $78. How much did the socks cost?

A sector has a central angle of 110° and an area of 11pi m squared. What is the arc length for this sector?

Solve x+6 (x-1) = 7 (3+x)

On a certain map 3/4 inch represent one mile what distance in miles is represented by 1 3/4

7) Which ordered pair is a solution of the equation 3y - 2 = 8x + 5? * A) (1, 5) B) (3, 9) C) (-4, 9) D) (-2, 3)

5p2 + (2p - 4) (6 + 3p) + 9p