aliadan0004
aliadan0004 aliadan0004
  • 13-01-2021
  • Mathematics
contestada

a=? if a+3:7+a and 4:5 are equal

Respuesta :

Adetunmbiadekunle Adetunmbiadekunle
  • 18-01-2021

Answer:

No they are not equal;

a = -13

Step-by-step explanation:

Here, we want to find the value of a

We are gong to use the ratio given

That will be;

a + 3/ 7 + a = 4/5

5(a + 3) = 4(7 + a)

15 + 3a = 28 + 4a

4a - 3a = 15-28

a = -13

Answer Link

Otras preguntas

please help!!! you need to translate English words to Spanish and plug them in the correct spot.
please help asap i’m doing iready
help please is it a b c or d
Determine the domain of the function. Enter your answer within braces {} and in increasing order.
1. What is the purpose of communicating scientific information? 2. What is the purpose of writing lab reports for experiments and activities in this book? 3. H
There are the same number of these two particles in an atom
Complete the sentences with the correct form of the verb estar. ¿Cómo
ls pls pls pls pk,s HELP​
Please help me find Find the value of x
At the average rate of 3.054 in/hr how much snow fell in 15 hours