Question

When attempting to do his homework, Mark incorrectly uses the addition property of equality below. Which statement would correct Mark’s error?

1) 8 + x = 2
2) 8 – 8 + x = 2
3) x = 2
A.
To balance the equation, Mark should also subtract 2 from the right side of the equation in step 2.
B.
To balance the equation, Mark should also subtract 2 from both sides of the equation in step 2.
C.
To balance the equation, Mark should also subtract 8 from the right side of the equation in step 2.
D.
To balance the equation, Mark should also add 8 to both sides of the equation in step 2

Answer 1

any ideas?

Answer 2

nope

Answer 3

Do you know what "the addition property of equality " is?

Answer 4

nope, I don't understand math at all.

Answer 5

If the same number is added to equal numbers, the sums are equal.
8 + x = 2 this is an equation that says the two numbers 8 + x and 2 are equal, right?

Answer 6

yeah I assume so

Answer 7

The equals sign "=" is the basis of your assumption, correct?

Answer 8

c

Answer 9

ha thankssssss ^^

Answer 10

whats the answer @skullpatrol

Answer 11

c @triniteeeee

Answer 12

thanks @skullpatrol

Answer 13

np