Make sure you are confident in calculating with negative numbers, which is a skill often needed to solve equations. To solve the equation, do the inverse operation. The inverse of multiplying by 12 is ...

⇒x = 7 + 2 (by transposing 2 to R.H.S.) ⇒y = 10 − 3 (by transposing 3 to R.H.S.) ⇒y= 7. 1.6 = y/1.5 ⇒1.6 x 1.5 = (y/1.5) x 1.5 [On multiplying both sides by 1.5] ...

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Want to help your eighth-grader master math? Here are some of the skills your child will be learning in the classroom. Understand rational and irrational numbers. Know that a rational number can be ...