One Step at a Time
______________ is a type of algebraic equation that can be solved using a single mathematical operation (addition, subtraction, multiplication, or division).
One- step equation
The _________________________ helps us multiply a number by a sum or difference inside parenthesis. It means you “distribute” (or give) the number outside the parentheses to each term inside the parentheses
Distributive Property
________________ is a symbol, usually a letter, that represents a quantity that can change or vary within a specific context, like an equation or expression
variable
___________________ is an equation that requires two operations to solve when finding the value of the variable
Two-Step Equation
What is the capital of Louisiana?
Baton Rouge
evaluate for z:
z - 3.3 = - 4.1
-.8 or -0.8
Simplify:
−6(a + 8)
−6a − 48
Simplify
−6k + 7k
k or 1k
How many different two-step equations are there?
4
The gas that makes up the largest portion of Earth's atmosphere is______________.
nitrogen
Evaluate for f:
- 58 = f + 45
-103
Simplify
6(−5n + 7)
−30n + 42
simplify
n − 10 + 9n − 3
10n − 13
evaluate for a:
11 + 4a = - 21
-8
How many seats are in the Senate?
100
Evaluate for d:
d/9 = -7
-63
Simplify
(−4 − 3n) ⋅ −8
32 + 24n
simplify
−r − 10r
−11r
evaluate for v:
- 25v + 13 = 18
-0.20
-.2
No number before the number 1000 contains the letter _____.
A
Evaluate for m:
15m = 225
15
Simplify
(1 − 7n) ⋅ 5
5 − 35n
12r + 5 + 3r − 5
15r
Evaluate for for z:
(z - 5)/9= 28
257
What country has the most pyramids?
Sudan