Home Library Explore SAT

Home Library Explore SAT

7-3 Simplifying Expressions and Solving Linear Equations Flashcards | StudBud

Explore/7-3 Simplifying Expressions and Solving Linear Equations

7-3 Simplifying Expressions and Solving Linear Equations

11 terms·StudBud Administration

Quick review of some Algebra basics.

Flashcards11 cardsFPractice quizPHost liveL

Questions 11

Answers

1
Solve (2x/3)=30
45
60
30
15
2
Solve x(x+5)=x²-15
3
5
-3
-5
3
Simplify -4(x-5)+x
-5x+20
-4x-20
3x+20
-3x+20
4
Solve 13-3x=4(x-2)
2
5
4
3
5
Simplify 7(n+2)-3(2n-3)
5n-16
7n+6
13n+5
n+23
6
Which statement below is true?
Equations set two expressions equal to each other.
Equation and expression are the same thing.
Expressions are made up of multiple equations.
An expression is always an equation.
7
Solve 2x+3=13
2
4
3
5
8
Simplify x(x²+4x+1)
x3+2x2+2x
x2+4x+1
x3+4x2+x
2x2+5x+2
9
Simplify x(x+1)-5
x2-5x-1
x2+x-5
x2-4x
x2(x+1)-5
10
Which statement below is true?
You sometimes need to simplify to solve
You should always solve and simplify together.
You never need to simplify to solve.
You always need to solve in order to simplify.
11
Simplify 2(3x+1)-(2x-3)
6x-4
6x+4
4x-5
4x+5