which of the following is true?Blaine and Cruz made an error in picking their first steps.Cruz made and error in picking his first step All three made an error because the right side equals -1.All three chose a valid first step toward solving the equation.

which of the following is trueBlaine and Cruz made an error in picking their first stepsCruz made and error in picking his first step All three made an error be class=


Answer :

Given data:

The given expression is 4/7 (7-n)=-1.

Aaron starts with multiplying 7/4 on both sides, Blaine starts with distributive property by multiplying 4/7 with 7 and -u, Cruz starts by dividiing 4/7 on both sides.

Thus, all of them are correct, correct option is last one.