Answer: <em>(-3; -11)</em>
Step-by-step explanation:

Step-by-step explanation:








Answer:
From the chapter Playing with numbers
we can define derek has 2×10^2 + 7 × 10^1 + 7× +0^0
as If ABC a number then ABC can be written as 10^2A+10^1B+10^0C
Hope it helps
do you mean devils if thats what youre saying then dust devils can kill you.
thank you i hope its okay
2x+4=3x+1 they've substituted y =2x+4 into the second eq.