Mathematics, 19.08.2019 21:30 inesperezferrere
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.
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When attempting to do his homework, mark incorrectly uses the addition property of equality below. w...
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