Level 1
Solving Equations
4x + 3 = 7
x = 1
Solving Equations
2n - 2 = 14
n = 8
6x – 13 = 11
x= 4
What is the goal of solving equations?
Get "x" by itself
x = 8
Solving Equations
4(6 + 5x) = 124
x = 5
Solving Equations
-4(-8p + 1) = -4 - 8p
p = 0
3x + 5 = 14
x= 3
What do we call m in the formula y=mx+b
slope/gradient
x + 12 = 0
x= -12
Solving Equations
120 = 3x + 12
x = 36
Obtuse, Acute, Reflex and Right Angle
5x = 20
What is the slope in y=3x-5?
3
3 = -2 – x
x= -5
Solving Equations
172 = 5(4a + 6) + 2
a=7
Solving Equations
5x + 5 + 4x = 4 - 3x + 6
x= 5/12 or x= 0.41667
42
16
Simplify the ratio 35:63
5:9
5x = -80
x= 16
Solving Equations
-93 = 7(-3k - 8) + 5
k = 2
Solving Equations
-5(x + 10) = 70
(x/3)+12=-3
x= -45
Simplify (m2 x m5)/m7
16 = x/2
x= 32