galacticdragon galacticdragon

03-09-2017
Mathematics

contestada

The sum of 17 and twice a number is 87. Find the number.

Respuesta :

texaschic101 texaschic101

03-09-2017

" the sum " means add

17 + 2x = 87
2x = 87 - 17
2x = 70
x = 70/2
x = 35 <==

Answer Link

Otras preguntas

"John Marshall has made his decision. Now let him enforce it!" Andrew Jackson, 1832 What is President Jackson referring to in this statement? A) The Treaty of

What is the value of 19 + 5a4 – 3b2 when a = 2 and b = −4?

it costs $5.50 per hour to rent a pair of ice skates, for up to 2 hours. After 2 hours, the rental cost per hour decreases to $2.50. How much does it cost to re

Quartz, gold and calcite are examples

Jeffery bought 203 sheets of stickers. Each sheet has a dozen stickers. He gave away 907 stickers to his family on valentines day. How many stickers does Jeffer

Which decimals are greater than –6.7? Choose all answers that are correct. a. –8.9 b. –6.72 c. –6.1 d. –3.54

How do you simplify 13/78

What kind of scholar studies objects left behind by humans?

what are the small communities

share 56 in the ratio of 1:3:4