Solving Equations
x + 3 = 7
What is:
x = 4
What is the first step in solving this equation?
2x + 5 = 12
What is:
subtract 5
2(3x - 5) = 14
What is:
x = 4
What does the word "coefficient" mean in Math?
What is:
The number in front of a variable
What is the inverse operation of multiplication?
What is:
Division
Solving Equations
5x = 125
What is:
x = 5
Solving Equations
6n - 2 = 40
What is:
n=7
6(2x - 5) = 54
What is
x = 7
What does it mean to ISOLATE a VARIABLE?
What is
to get a variable by itself on one side of the equal sign
What is the inverse operation of Addition?
Who is:
What is Subtraction
Solving Equations
-10 = 2x
What is:
x = -5
Solving Equations
10 - 2b = 14
What is:
b = -2
-2( 5x + 3) = 34
What is:
x = -4
What does the word "constant" mean?
What is:
A number without a variable
What operations would you have to use to solve this equation and in WHAT ORDER?
3x + 12 = 4
What is:
Subtraction then Division
x/-5 = 3
x=-15
Solving Equations
-34 = -2 + 8x
What is:
x=-4
-10(x + 4) = -120
What is:
x = 8
What is the difference between an expression and an equation?
What is:
Expressions have no equal signs.
Equations have equal signs
What operations would you have to use to isolate the variable in this equation and IN WHAT ORDER?
x/4 + 7 = 31
What is
Subtraction then Multiplication
Solving Equations
-5x = -100
What is:
x = 20
Solving Equations
-15 - 5x = =-20
What is:
x = 1
- (3X - 7) = -8
What is:X = 5
What does INVERSE mean in math?
What is:
Opposite
What operations would you need to use to isolate the variable in the equation and IN WHAT ORDER?
8x - 3 = 77
What is:
Addition then Division