The sum of the digits of a two-digit number is 13. twice the first digit is 1 less than the second digit. what is the two digit number. create a system of equations and solve.

6 and 7

Step-by-step explanation:

10(13-X) + X= 13-9X. 3×2=6. 7-6=1. 7+6=13

y-1700=200(x+4)

step-by-step explanation:

200(x+4) is 200x + 800 she is saving 200 per week x is the weeks and the -1700 is. us that’s howmuch she already had

ummm seems that u didnt post the attachement !