One-Step Equations
Multi-Step Equations
One/Infinite/No Solutions
Proportional/Non Proportional Relationships
Math k-6
100
X + 5 = 12
x = 7
100
12 - 2u = 9u + 45
u = -3
100
3x = 3x + 4
No Solution
100
Proportional or Non Proportional? How do you know?
Proportional because it starts at (0,0) and is a straight line.
100
2 + 10 = 10 + ____
2
200
4y = 15
y = 3.75
200
-4 (7a + 5) = 160
a = 5
200
3x + 10 = 10 + 3x
Infinite Solutions
200
What is the slope?
Slope =
1/2
200
What is the missing equation:
7.5 / 2 = 3.75
3.75 x 2 = 7.5
2 x 3.75 = 7.5
7.5 / 3.75 = 2
300
10x = -35
x = -3.5
300
(x + 4) / 5 = 2
x = 6
300
36 - 7p = -7(p-5)
No Solution
300
What is the y-intercept?
The y-intercept is 3.
300
What is the perimeter and area of the shape below.
Perimeter = 34 m
Area = 49 m2
400
1/8(x) = 9.375
x = 75
400
102 = 7(2x + 6) + 6x
x = 3
400
-3(v + 4) = 2v - 37
One Solution
v = 5
400
Write an equation for the table below.
y = 3x + 4
400
What is the value of each shape?
Birdie, Soccer Ball, Volleyball and ?
Birdie = 12.5
Soccer Ball = 21.5
Volleyball = 3.5
? = 37.5
500
(2/3)x = (5/9)
x = 5/6
500
9(m - 3) + 3m = 7m + 43
m = 14
500
-4(c + 3) + 12 = -12 - 4c + 12
Infinite Solutions
500
Write an equation for the graph.
y = -3/2x + 1
500
The 12 students in the Environmental Club represent 25% of the students in the seventh grade. How many students are in the seventh grade?
48 students are in the seventh grade