1-Step Equations
Solve: x - 1 = -3
x = -2
Solve: 3x + 2 = 5
x = 1
What is the inverse operation of addition?
Subtraction
Simplify: 3x + 1 + 4
3x + 5
Simplify: 4(x + 1)
4x + 4
Solve for b: 3+b=2
b=2
Solve: x/3 + 2 = 2
x = 0
Division
Simplify: 7x - 2x + 8
5x + 8
Simplify: -(7x + 5)
-7x - 5
Solve: -4x = 16
x = -4
Solve: b/2 - 6 = 2
b = 16
What is an inverse operation?
The Opposite Operation!
Simplify: 13x + 4 - 3x + 2
10x + 6
Simplify: 4(8 - 3x)
32 -12x
Solve: X/-5=2
x = -10
Solve: -x - 2 = 1
x = -3
What does isolating the variable mean?
Getting it by itself :)
Simplify: x + 5x - 2 +3 - 2x
4x + 1
Simplify: 7x + 3(7x +5)
28x + 15
Solve: -y = 6
y = -6
Solve: 3 + (1/2)b = 7
b = 8
What law keeps you out of math jail?
Whatever you do to one side of the equation... (finish the sentence)
Whatever you do to one side of the equation... you have to do to the other side of the equation
Simplify: 7x +33y - 2x + 5 - 4y
5x + 29y + 5
Simplify: 4x -2(3x + 7)
-2x - 14