Q: -6z plus 2 equals 3z plus 4z plus 28 How do you prove the answer -2 is correct?

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-6z + 2 = 3z + 4z + 28 Add 6z to both sides: 2 = 3z + 4z + 28 + 6z = 28 + 13z Subtract 28 from both sides: - 26 = 13z Divide both sides by 13: -2 = z

22+22+28+28=100.

it equals 28

3x + 7 = -4x + 28 implies 7x + 7 = 28

That equals 28

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Yes that is correct

22+22+28+28=100.

-6z + 2 = 3z + 4z + 28 Add 6z to both sides: 2 = 3z + 4z + 28 + 6z = 28 + 13z Subtract 28 from both sides: - 26 = 13z Divide both sides by 13: -2 = z

it equals 28

it is 28

3x + 7 = -4x + 28 implies 7x + 7 = 28

It Equals 28. If You Do 7x4 It Will Say 28.

59

That equals 28

It is extremely difficult to prove things which are not true.

25 + 28 + 29 = 82

58