Order of Operations
5+3 x 4
17
5x+3 = 43
x=8
4x+3+2x = 33
x=5
4x+3 = 2x+ 5
one solution
4 times a number gave me 28 total
4x=28
32 -4 x 5 ÷ 2
-1
2x-4 = 20
x=12
4(2x+3)=28
x=2
3x+5 = 3x+5
Infinite solutions
The sum of three consecutive odd numbers is 59.
x+x+2+x+4=59
3 x (4+7) + 15 ÷ 3
38
(x/3) + 8 = 2
x=-18
2x+5 = 4x - 11
x=8
2x+7=2x+4
no solutions
Beth sold half of her comic books, then bought nine more. She now has 28 comic books.
x/2 + 9 = 28
8 +(6-32 x 4) - 6
-28
(x/5) - 9= 14
x=115
3x+4-2 = 5x+8+2x
x=-1.5
3(2x+5)=6x+8
no solutions
304 students went on a field trip. Seven buses were filled and 17 students traveled in cars.
(x/7) +17 =304
4(3[2+5]+5)
104
(x-7)/4 = 3
x=19
5(2x+3+4x) = 10x +95
x=4
4(3x+2+x)=8(2x+1)
infinite solutions
3 less than a number is 42.
x-3=42