Write four consecutive multiples of 5 starting with 5.
5, 10, 15, 20
100
5n+9=2n
n=-3
100
3k+14=k
k=-7
100
m-18=3m
m=-9
200
3-10b=2b-9
b=1
200
Find two consecutive even integers whose sum is 50
24, 26
200
8y-3=6y=17
y=10
200
-7x+5=x-19
x=3
200
2(3b -10) = b + 35
b = 11
300
4n+13=n-8
n=-7
300
Find two consecutive numbers whose sum is 97.
48, 49
300
x+5=4x+26
x=7
300
3d=18-3d
d=3
300
-2g+15=45-8g
g=5
400
6x+10=1x
x=-2
400
Find three consecutive odd integers whose sum is 51.
15, 17, 19
400
3a-1=2a
a=1
400
3x+6=x
x=-3
400
8x+10=3x
x=-2
500
Sammy has 300 dollars in savings. He wants to save up 40 dollars a month to get a total of 580 dollars.Write and solve an equation to find out how many months Sammy will need to save.
7 months
500
Find two consecutive even integers such that the difference of 4 times the larger and 3 times the smaller is 18.
10 and 12
500
Hans needs to rent a moving truck. Suppose Company A charges a rate of $40 per day and Company B charges a $60 fee plus $20 a day. For what number of days is the cost the same?
3 days
500
8(c+2) - 10 = 3(2c + 4) - 8
c = -1
500
Tessa's club already has 300 dollars to use for this year's t-shirts. They need a total of 550 dollars. If they sell coupon books for 10 dollars each, how many do they need to sell to reach their goal of 550 dollars?