Diego has 7 packs of markers. Each pack has markers x in it. After Lin gives him 9 more markers, he has a total of 30 markers.
7x + 9 = 30
Solve the equations.
14-3g=32
g=-6
Solve the equation:
6(x-1)=12
x= 3
Solve the inequality:
2y + 7 > 11
y > 2
Combine like terms & simplify the expression:
a + 5b - 2a + 3b + 6a
5a + 8b
A construction manager weighs a bundle of 9 identical bricks and a 7-pound concrete block. The bundle weighs 30 pounds.
9x + 7 = 30
Solve the equation:
1/4w - 21=-3
w=72
Solve the equations.
5 + 2(x-2) = 19
x=9
Solve the inequality:
11 - 4z < -1
z > 3
Expand the following expression:
-8(10xy + 5x - 9)
-80xy - 40x + 72
Each of 5 gift bags contains x pencils. Tyler adds 3 more pencils to each bag. Altogether, the gift bags contain 20 pencils.
5( x + 3) = 20
Solve the equations.
4 - 3x = 34
6 - 4u = 26
x=-10
u=-5
Solve the equation:
-5(3n+5)=20
n= -3
Solve the inequality:
3 + 1/3b < 7
b < 12
Write 3 different factored versions of the following expression:
18 - 24x
2(9 - 12x)
3(6 - 8x)
6(3 - 4x)
Elena ran 20 miles this week, which was three times as far as Clare ran this week. Clare ran 5 more miles this week than she did last week.
3( x + 5 ) = 20
Solve the equation:
14d + 26 = 33
d=1/2
Solve the equation:
42 = 18t + 4(t+5)
t=1
Solve the inequality:
-1/3x - 8 ≥ -3
x ≤ -15
Combine like terms & simplify the expression:
5a + 2b + 4 - 8b + (-7a) - 10 + 15a - b + 1
13a - 7b - 5
Each box of chocolate cost $4. Patrick has currently sold 6 boxes. Patrick needs to sell more than $60 to hit the minimum.
4(6) + 4x > 60
or
24 + 4x > 60
DAILY DOUBLE!!!! Write the verbal sentence as an equation and solve. Five minus the product of 2 and a number is 7.
5 - 2x = 7
x=-1
What is the solution of the equation:
-3(2x-1) = -21
x = 4
What is the solution of the inequality:
-1/4z + 3 < 15?
z > -48
Combine like terms & simplify the expression:
5x + 10y - 7xy -(4x - 2y + 8xy) + 20
x + 12y - 15xy + 20