Linear Equations in x

Linear Equations in x

First up: Linear or Non-linear

Multiple Choice

Which is correct?

• Linear: NO exponents

  Non-linear: exponents

• Linear: exponents

  Non-linear: NO exponents

Multiple Choice

 $x+4+3x$  

• Linear

• Non-linear

Multiple Choice

 $5x^2+3x$  

• Linear

• Non-linear

Multiple Choice

 $16+x^{-12}+3x$  

• Linear

• Non-linear

Multiple Choice

 $3+27x$  

• Linear

• Non-linear

Next: Solutions to Linear Equations

Replace x with the possible solutions to find out which one is true

Multiple Choice

Find the solution:

 $x+3=8$  

• x=3

• x=7

• x=5

Multiple Choice

Find the solution:

 $4x=40$  

• x=1

• x=5

• x=10

Multiple Choice

Find the solution:

 $3x+2=14$  

• x=2

• x=4

• x=10

Multiple Choice

Find the solution:

 $5+2x=15$  

• x=1

• x=5

• x=10

Multiple Choice

Find the solution:

 $10x+2=32$  

• x=3

• x=7

• x=5