PLS HELP ME MY HWS DUE IN 30 MINS AND PLS SHOW WORK TY
find the value of each variable

Answer:
Step-by-step explanation:
I know
4x+23= 27x because we dont know the value of x, and 10x-1 is 9 because once again, you dont know the value of x.
I dont know if/how im supposed to do the middle one (the triangle)