Basics
What is 3x+20=50 if x=10
(3 x 10)=30+20=50
Five increased by four times a number.
5=4n
3x+2x+4x
9x
5(x+6) =
5x + 30
Five times a number increased by seven is equal to forty-seven. What is the number?
5x+7=47
5x=40
X=8
5x+16-4x+28=? if x=12
(5 x 12)=60 (-4 x 12)= -48
16+(-48)+28=-4
Eight is less than twice a number.
2n-8
5c+3d−2c+4d
3c+7d
-10(2x + 1/5 )=
-20x - 2
Ninety-six golf balls were picked up at the driving range and placed into two buckets. One bucket has twenty-eight more balls than the other bucket. How many golf balls are in each bucket?
One bucket has 34 the other 62 golf balls
5x3+3y-13=? x=7 y=9
(5 x(7)3 =1715) + (3 x 9=27)= 1742-13= 1729
Twelve times, a number increased by 6.
12 (n + 6)
2m+3n+1+4m+5n+6.
6m+8n+7
-18(x - 2/3)=
-18x + 12
The sum of three consecutive integers is forty-two. Find the three numbers.
13,14,15
12x2 – 9x + 5x – 4x2 – 7x + 10.
(12 – 4)x2 – 9x + 5x – 7x + 10=8x2 – 11x + 10
A number is repeated as a factor 3 times.
K • K • K = K2
7x−4x+5y−2y.
3x+3y
Which of the following equations is NOT a way to solve 10×510×5 using the distributive property?
(2×5)×5=(2×5)+(2×5)
A basketball team played thirty-two games and won three times as many games as it lost. How many games did the team win?
The team won 24 games
(2x+y)2 x=4 y=6
(2 x 4=8+6=14)2=196
The quotient of fourteen and triple the number.
14 / (3p)
6p−4q+5−2p+2q+3
4p−2q+8
Which of the following equations is NOT a way to solve 9×89×8 using the distributive property?
(2+6)×8=(2×8)+(6×8)(2+6)×8=(2×8)+(6×8)
Two case workers share an office. The first caseworker has fifteen active cases. The second case worker has twice the number of active cases. How many active cases does the office have?
45 active cases