Equations and inequalities Flashcards

1

4<3x-11

15<x
5>x
x>11
5<x

2

What is the mathematical term for a set of numbers and variables combined using operations?

equation
numerical expression
coefficient
algebraic expression

3

-9x-3≥60

x≥7
x≥-7
x≤4
x≤-7

4

x∕4+6=-8

x=-20
x=-16
x=8
x=-56

5

16x+4=20x+104

x has infinite solutions
x has no solution
x=25
x=-25

6

-8(x+2)=64

x=10
x=-10
x has no solution
x=-8

7

17x+24+3x=2(10x+11)

x has no solutions
x=2
x=1
x has infinite solutions

8

5x+12=7

x=-1
x=19/5
x=1
x=23

9

What is a solution?

the number that is multiplied to a variable
a number that can be made into a fraction of 2 integers
the flipped version of a fraction
a value that can replace a variable to make an equation true

10

-15≤-5y

10≥y
3≥y
3≤y
-3≤y

11

What is -4.3+5.6?

1.3
9.9
-9.9
-1.3

12

-6x+12-18x+3=3(-8x+5)

All real numbers
x=5
x=0
No solutions

13

-3(x-6)=7x+18-10x

x is the set of all real numbers
x=3
x=0
x has no solution

14

Which of the following numbers is a whole number?

15.69
0
1 ¼
-3

15

Tim walks 3 miles more than twice Bob's walk and Tim walks 6 miles. Write an equation for Bob.

3+2*B=6
2*B=3+6
2*B-3=6
3*2*B=6

Equations and inequalities

Questions 15

Equations and inequalities

Questions 15