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Algebra Basics Flashcards | StudBud

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Algebra Basics

19 terms·StudBud Administration

Fundamentals of algebra Year 7 Guess and Check

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Questions 19

Answers

1
Which equation represents 'twice x is 10'?
x/2=10
2x=10
x+2=10
x-2=10
2
Which equation is solved by x=2?
x/2=2
2x=8
x-2=4
x+3=5
3
What is the value of x in 5x=25?
x=10
x=1
x=25
x=5
4
What is the opposite operation of addition?
Division
Addition
Subtraction
Multiplication
5
Which is the solution to 2y=16?
y = 6
y = 14
y = 4
y = 8
6
Solve for x in x-4=10?
x = 10
x = 14
x = -6
x = 6
7
2y = 9 so y = ?
4.5
4
3.5
3
8
How do you solve x-7=3?
x = -4
x = 13
x = 4
x = 10
9
What is the first step in solving x+6=15?
x = 11
x = 9
x = 21
x = 6
10
What is y in y+2=5?
2
3
1
4
11
What is the value of x in x+5=12?
x=12
x=17
x=5
x=7
12
What is the opposite of multiplication?
Addition
Division
Subtraction
Multiplication
13
What is the value of x in 2x=10?
x=10
x=5
x=2
x=20
14
Which equation represents 'five more than x'?
5x
x-5
x+5
x/5
15
True or false: Algebra is only about numbers
True
False
16
2y=20
y = 11
y = 18
y = 0
y = 10
17
What is the value of x in x-2=8?
x=8
x=12
x=6
x=10
18
What is y in y/2=6?
3
12
8
4
19
Which equation is not solved by x=7?
x-4=4
x+3=10
x/2=3.5
2x=14