ZeroNakamura ZeroNakamura

02-05-2017
Mathematics

contestada

Solve this equation for a. 10a + 3 + 2a = 39

Respuesta :

Darkling Darkling

02-05-2017

10a+3+2a=39
12a+3=39
-3 -3
12a=36
/12 /12
a=3

Answer Link

DarkBeauty DarkBeauty

02-05-2017

10a+3+2a=39
First simplify
12a+3=39
Then subtract 3 from both sides
12a=36
Then divide both sides by 12
a=3

Answer Link

Otras preguntas

what were some differences in Selma between life for African Americans and life for whites?

La pintura firmada en 1862 por Dióscoro Teófil Puebla Tolin, de nacionalidad española, refleja el primer desembarco de Cristóbal Colón en el nuevo mundo, junto

What happened on September 1, 1939? a. Germany invaded Poland, sparking World War II. b. Japan bombed Pearl Harbor, bringing the U.S. into the war. c. Audie Mur

Which of the following is one way that land contributes to production? A. Roads allow for the transportation of goods. B. Ideas are needed to figure out how t

If it is recommended that you limit your fat intake to less than 30% of your calories, what is the limit if you consume 2,000 calories a day?

plss help find how much paint will be needed to paint the jewelry box?

I did the 1st and 2nd questions. can you do the rest. ı dont know english.

Last month a cafe had 3200 customers 600 of them ordered gluten-free meals

yeeaaah ummm I lied

A 2-kilogram bag of sugar costs $5.09. What is the unit price, rounded to the nearest cent?