Friday, Oct. 27 - Quiz 8th Math Unit 1A

If I began to build an equation with x=3, then added 6 to both sides, multiplied both sides by 4, then subtracted 2 from both sides, what equation would I end up with?

Mathematical Equivalence

ON

Mathematical Equivalence

ON

What did I do to build this equation in step 1?

Beginning x=6

Step 1 x+4=10

Step 2 2x+8=20

Step 3 2x-4=8

What did I do to build this equation in step 2?

Beginning x=6

Step 1 x+4=10

Step 2 2x+8=20

Step 3 2x-4=8

What did I do to build this equation in step 3?

Beginning x=6

Step 1 x+4=10

Step 2 2x+8=20

Step 3 2x-4=8

In which step was a mistake made in building the equation?

Beginning x=10

Step 1 x+5=15

Step 2 2x+5=30

Step 3 2x+3=28

Mathematical Equivalence

ON

Mathematical Equivalence

ON

Mathematical Equivalence

ON

Mathematical Equivalence

ON