sofiaruizcastro08 sofiaruizcastro08

01-10-2021
Mathematics

contestada

Thirty decreased by three times a number is six less than
three times the number. What is the number?

Respuesta :

crissz67 crissz67

01-10-2021

Answer:

12

Step-by-step explanation:

let the number be a

30-3a= -6

collect the like terms

30+6=3a

3a=36

a=12

The number is 12

Answer Link

Otras preguntas

In the step by step simplification of expression below which property is not used? 3(1+x)3(x+1)3(x)+3(1)3x +3 A) associative B) commutative C) distributive D)

i need with math it say the ride-it store rents bicycles. the cost is $8.50 for 1 hour, $13.64 for 2 hours, $18.80 for 3 hours, and 23.95 for 4 hours. if the pa

Proof: Given: Isosceles trapezoid TRAP with TR=PA Prove: Angle RTA = angle APR

Proof: Given: Isosceles trapezoid TRAP with TR=PA Prove: Angle RTA = angle APR

A laptop computer is priced at $650. If the sales tax is 5%, find the total cost of the computer, including sales tax.

In the step by step simplification of expression below which property is not used? 3(1+x)3(x+1)3(x)+3(1)3x +3 A) associative B) commutative C) distributive D)

A laptop computer is priced at $650. If the sales tax is 5%, find the total cost of the computer, including sales tax.

Proof: Given: Isosceles trapezoid TRAP with TR=PA Prove: Angle RTA = angle APR

You have a piece of wood that is 7 3/4 feet long. You want to cut one piece that is 3 7/12 feet long and one piece that is 4 1/12 feet long. Do you have enou

In the step by step simplification of expression below which property is not used? 3(1+x)3(x+1)3(x)+3(1)3x +3 A) associative B) commutative C) distributive D)