Need answer quick pls Write the system of equations.

Bobby and Sterling love sending messages in Schoology! They have sent a combined total of 25 messages this week. Bobby has sent 5 less than double the number of messages Sterling has sent. How many messages have they each sent?

variables: x=#of messages bobby sent

y=#of messages sterling sent

system of equations: Write these two equations on separate lines below - DO NOT SOLVE

the correct answer is 1: 2

step-by-step explanation:

hope this your welcome : )

the correct option is 2.

step-by-step explanation:

according to the given information triangle abc is a right angle triangle with right angle at a. segment ab is 5 and segment ac is 7. point d is on segment bc and angles adb and adc are right angles.

it is given that triangles abd, cad, and cba are similar.

two triangles are similar if their corresponding sides are proportional.

in triangle cba, using pythagoras theorem

                      )

triangle abd and cba are similar,

                            (2)

triangle cad and cba are similar,

                      )

using (1), (2) and (3), we get

hence proved.

therefore option 2 is correct.

answer: what in the world is this

step-by-step explanation: