Pauline got grades of 84, 91, and 77 on her first three math tests. What is Pauline’s average?
What is 84.
200
Solve the equation, (5p / 7) - 18 = -43.
What is p = -35.
200
4 times the sum of q and p.
What is 4 (q+p).
200
Simplify Expression, 1/2 (-12m + 38)
What is -6m + 19
200
Evaluate the expression 2(k ?+ 1)(k) when k = 3.
What is 24.
200
Pauline got grades of 84, 91, and 77 on her first three math tests.Let g represent Pauline’s grade on the fourth test. Write an expression to model her average grade.
What is (252 + g) /4
300
Solve for the equation, 3p - 1 = 5 (p - 1) - 2 (7 - 2p)
What is p= 3.
300
The quotient of 6 times a number and 16.
What is 6x / 16.
300
Simplified the expression, 6(2x + 5) -? 8((3 - 2x)/4).
What is 16x + 24
300
Which equations are equivalent to 27 - 5x ?= x ?+ 13?
I. ?- 6x= -??14, II. 40 ?- 5x = x, III. 4x ?+ 27 ?= 13,
A. I only, B. II and III,
C. I and II, D. I and III
What is A. I only
300
Determine the binary operation @ as x @ y ?= (2x - y)/ 2. Find 5 @ 4.
What is 3.
400
Solve for the equation, 5(c ?- 6) = 4c +? 1.
What is c= 31.
400
A baseball bat and 8 baseballs cost $ 163.25. The bat costs $106.45. Write and solve an equation for the cost c of one baseball?
Which expression is NOT equal to the other expressions?
A. ?-7(x + 2) + 13,
B. -?7x - 1,
C. 2(7 - x) +13,
D. ?-(7x + 1),
What is C.
400
Determine the binary operation @ as x @ y = (2x - y )/2. Find y if 6 @ y = 20
What is y = -28
500
A customer went to a garden shop and bought some potting soil for $ 17.50 and 4 shrubs. The total bill was $53.50. Write and solve an equation to find the price of each shrub.
What is 4p + 17.50 = 53.50; p = $9.00.
500
You are driving to visit a friend in another state who lives 440 miles away. You are driving 55 miles per hour and have already driven 275 miles. Write and solve an equation to find how much longer in hours you must drive to reach your destination.
Which expression is NOT equal to the other expressions?
A. 5(2x - 4) +? x - 1,
B. 7x -? 5 +? 4(x -? 4),
C. 10(2x ?- 3) -? 9(x -? 1),
D. 2x ?+ 20 +? 8x -? 41,
What is D.
500
Determine the binary operation @ as x @ y = (2x - y )/2. Find x if x @ 6 = 20.