3 years ago

joshua is 6 years younger than kerryn. Kerryn age can be represented by x.write an expression representing joshua's age.

Mathematics

1 answer:

never [62]3 years ago

3 0

Answer: X - 6

If you were to write an equation you can use Y to represent Joshua's age, X - 6 = Y

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Alchen [17]

-x - 9 $\geq 5$

You want to get x by itself.

First subtract 9 from both sides of the equation.

-x - 9 $\geq 5$
+9 +9

-x $\geq 14$

Then divide -1 on both sides.

-x/-1 $\geq 14/-1$

I'm pretty sure when you divide a negative number when solving inequalities, you switch the sign.

x $\leq 5$

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