Jose7luis Jose7luis

01-05-2020
Mathematics

contestada

Three more than a certain number is
18 less than twice the number.
What is the number?

Respuesta :

Hacktag17 Hacktag17

01-05-2020

i don't have an answer sorry.

Answer Link

Chelboy Chelboy

01-05-2020

Answer:

Then number is 21

Step-by-step explanation:

a+3=2a-18

Collect like terms we have

2a-a=3+18

a=21

Answer Link

Otras preguntas

How does -1 to the 6th power equal -1? shouldn't it be positive?

3/8 divided by 1/2 =

A store offers a 10% discount on all merchandise as part of its anniversary sale. Select all statements that are correct. A jar that costs $10 will cost $11 aft

To warm up before a run, David begins by completing quad and hurdler's stretches. Which of these accurately evaluates his choice of warm-up activities? a ) Thes

Earths gravitational pull just got three times stronger! What happens to your weight?

what the algebraic expression for the difference of 8 and a number?

How does meiosis I differ from meiosis II

In what way does the executive branch check the powers of the legislative branch?

when two air masses of different temperatures come together, they can cause a

need help with math's home work 1 - increase 235 by 27% 2 - increase 24g by 9% 3 - decrease 1120 of 13.5% 4 - decrease 0.057 by 55% sally investment of £450 has