Evaluate Expressions
Evaluate when x =3
3x-5
4
Simplify 8x-9+2x
10x-9
Solve
x+5=3
x=-2
Under her cell phone plan, Caroline pays a flat cost of $54.50 per month and $5 per gigabyte. She wants to keep her bill at $74 per month. Write and solve an equation which can be used to determine g, the number of gigabytes of data Caroline can use while staying within her budget.
g=3.9 gigabytes
Are you ready for the test Monday?
YES!!! (or I will be)
Evaluate when z=-1
3z+2-z
0
Simplify
2(3a+5b-13)
6a+10b-26
Solve
-3x+2=17
x=-5
A group of friends wants to go to the amusement park. They have $190 to spend on parking and admission. Parking is $6, and tickets cost $23 per person, including tax. Write and solve an equation which can be used to determine p, the number of people who can go to the amusement park.
p=8 people
3 less than the quotient of x and 4
x/4-3
Evaluate when k=4
2(k+5)-3
15
Simplify
(23-15)^2divide16(2^2divide2)
Solve
-6(-3x-1)+2=8x+7
x=-0.1
Bentley wants to ride his bicycle 39.6 miles this week. He has already ridden 8 miles. If he rides for 4 more days, write and solve an equation which can be used to determine x, the average number of miles he would have to ride each day to meet his goal.
7.9 miles per day
Simplify
1/2(4-6^2)divide3
16/3
Evaluate when b=2a
3(2b+4)-b
10a+12
Simplify
24divide4-2(9-4)^2
-44
Solve
(x-2)/4=x/3
x=-6
Casho needed to get her computer fixed. She took it to the repair store. The technician at the store worked on the computer for 5 hours and charged her $102 for parts. The total was $627. Write and solve an equation which can be used to determine x, the cost of the labor per hour.
$105
Solve (hint: 2 solutions)
x^2=4
x=2, x=-2
Evaluate when x=-4
2x^2-3x+9
53
Simplify
5(3/7z+2)-(2+2/3z)
31/21z+8
Solve
abs(2a-15)=7
a=11, a=4
Hannah took a taxi from her house to the airport. The taxi company charged a pick-up fee of $1.90 plus $3.75 per mile. The total fare was $80.65, not including the tip. Write and solve an equation which can be used to determine m, the number of miles in the taxi ride.
21 Miles
99x-39=3(33x-4)
NO SOLUTION
Evaluate when d=3
3(-2d-3)+5(1/2 d +2)
-19/2
DAILY DOUBLE
Simplify
(a+3)(2a-1)
2a^2+5a-3
Solve
2(x-5)+3=1/2(4x-15)+1/2
ALL REAL NUMBERS
Ella needed to get her computer fixed. She took it to the repair store. The technician at the store worked on the computer for 3 hours and charged her $61 for parts. The total was $226. Write and solve an equation which can be used to determine x, the cost of the labor per hour.
$55
solve
abs(2x+7)=-4
NO SOLUTION