Inactive Tutor answered 03/19/20
Christian J.
asked 03/19/20i dont get how to solve this question.
what is the answer to 6 > y + 3 ?
4 Answers By Expert Tutors
Inactive Tutor answered 03/19/20
We can solve this answer the same way that we can solve an equation if it had an equal sign, so let's do it that way:
Equation: 6 = y + 3
Now, to isolate y, simply subtract the three from each side of the equation:
3 = y
We can re-substitute the inequality in for the equal sign to give us our answer:
3 > y
Or represented more correctly:
Final Answer: y < 3
*Keep in mind, when dividing an inequality by a negative number, the inequality sign flips*
Inactive Tutor answered 03/19/20
With in equalities, they are treated very similar to Ann equal sign with just a few different rules. In this, you are required to solve for y.
Now remember, you can rewrite this equation, however like I mentioned before, there are a few different rules. For example, if 3 < 5 the same as 5 < 3? Since these two aren't similar, we are also going to change the inequality.
For your question, you can either keep it as 6 > y + 3, or you can write it as y + 3 < 6. Both mean the same thing.
The final step is to subtract 3 from either side, like you would do if it were an equal sign, and you'll finally have the value for y. I will show you both ways.
Way 1:
6 > y + 3
-3 -3
3 > y
OR
Way 2:
y + 3 < 6
-3 -3
y < 3
Both answers are stating that the value for y must be less than 3 to make the inequality true.
Inactive Tutor answered 03/19/20
6 > y+3 implies that 6-3 > y+3-3 or 3>y. We can write this as y<3.
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