4(x+3)=28
x = 4
3(x - 3) = 3x - 9
Infinite
.11x + 1.5 = 2.49
x = 9
The sum of two consecutive integers is 149. Find the integers.
74 and 75
5x - 1 = x + 15
x = 4
4(x - 5) + 3 = 31
x = 12
5x - 8 + 3x = 8x - 15
No Solution
x/3 - 1/2 = 3/4
x = 3.75
The sum of four consecutive integers is 198. Find the integers.
48, 49, 50 and 51
3x - 5 = 7x + 11
x = -4
5x - 16 - 8x = -10
x = -2
4x + 12 + 6x = 2(5x + 6)
Infinite
11.3 - 7.2x = -3.82
x = 2.1
The perimeter of a rectangle is 42. The length is 5 more than the width. Find the dimensions of the rectangle.
Width = 8, Length = 13
-3x - 12 = -5 + x
x = -1.75
-8(2x - 1) + 12x = 36
x = -7
9x - 4 = -3x + 5 + 12x
No Solution
x/9 - 1/2 = 5/18
x = 7
The sum of three consecutive even integers is -312. Find the integers.
-106, -104, and -102
3(x - 5) = 2(x + 5)
x = 25
3(x - 2) - 5(x + 1) = -33
x = 11
Pristine Printing will print business cards for $.10 each plus a $15 set up charge. The Printing Place offers business cards for $.15 each plus a $10 set up charge. For how many cards will the cost be the same?
100 cards
7(6 - 2x) = 5(-3x + 1)
x = -37