8th Grade Math

Equations

100

Is this a equation? Yes or no 3+4=7

yes

200

Solve for x:

8 + x =20

x=12

300

Solve 468-235=?

Answer: 233

400

Solve this equation:

23,000 + 67,981=?

Answer:90,981

500

What is an Equation?

Its an equation that has the same value on both sides which this is shown by the equal sign. (=)

Algebraic Equations

100

Is this an Alegrabic Equation? Yes or No

3w=30

Yes

200

Solve for c:

10+c=25

C=15

300

Solve for x: x - 3 = 8

x=11

400

Solve for x: 

x/6 = 3

x=18

500

What is an Algebraic Equation?

It's an equation that has the same balance or value on both sides with a letter.

Subtract/Add

100

Solve for n:

n + 6=12

n=6

200

Solve for x:

9 ‒ x = 6

x=3

300

Solve for x:

x + 7 = 14

x = 7

400

Solve for x:

x - 11 = 48

x = 59

500

Solve for y:

449 + 702 = 

Answer: 1,151 

Muply/Divide

100

Solve for x:

5x = 25

X=5

200

Solve for x:

8x=64

x=8

300

Solve for x:

11x = 121

x=11

400

Solve for x: 

x/7 = 8

x=56

500

Solve for x:

78x ‒ 33 = 3,789

x=49

Random

100

What does an Algebraic Equation have that an Equation does not have?

Letters

200

Solve for n:

8n+16=56

n=5

300

Solve for s:

20+10/s-5=1

s=5

400

What is the difference between these two?

1.14 − 3z + 8 + z

2. 14-3z=30

One is an Alegrabic equation (it has a equal sign) and one is an expression (uses many signs)

500

Is this a Expression or Equation or Algebraic Equation:

3x + 2 − x + 4

Expression