Solve the equation
2.6 + j = 7.1
j = 4.5
x + 4.5 = x
no solution
x ≥ 6
closed dot at 6
A builder requires a certain number of bricks each time he builds a brick structure. To make sure he has enough bricks, he always orders 50 additional bricks
Define variables for the quantities in the situation
Sample
R = number of bricks required
B = bricks ordered
People make me, save me, change me, raise me. What am I?
Money
4x = 30
x =7.5
6x = 4x + 2x
infinite number
x< 14
Open dot at 14
Write an equation for the total number of bricks
b = r +50
What is always in front of you but can’t be seen?
The future
3/5x =21
x = 35
3/4x = 9
x> 7
Open dot at 7
The builder said he need 1275 Bricks. How many did he order?
1325 bricks
Can you add one mathematical symbol in between 55555 to equal 500?
555 - 55 = 500
21/5= b+3/4
b =69/20
0x = 45
No solution
x ≤ 18
Closed dot at 18
The area of a triangle is 12.5 square feet and the height is 6 feet. Determine the base of the triangle.
A = 1/2bh 12.5 = 1/2(b)(6) 12.5 = 3b b = 4.166 feet
What has a head and a tail but no body?
A coin
x - 4 =23
x = 27
x +3 = 3 + x
Infinite Solutions
x ≠ 5
Open circle at 5
The area of a parallelogram is 74.8 square feet and the base is 22 feet. Determine the height of the parallelogram.
A = bh 74.8 = 22h h = 3.4 feet
What two words when combined hold the most letters?
Post Office