nannette nannette

29-11-2014
Mathematics

Answered

Nine times the sum of a number and 2 is 189. I need to make it to an equation.

Answer :

lekhagummalla lekhagummalla

29-11-2014

Equation:

9(a+2)=189

Solve the equation:

9a+18=189

9a=189-18

9a=171

a=171/9

a=19

Check the solution:

Let a=19

9(a+2)=189

9(19+2)=189

171+18=189

189=189

Therefore, the equation is 9(a+2)=189 and a is 19.

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