2 ^ x + 8 is equal to 128 and 3^ x - Y is equal to 27 find the value of 2 x - y
Answers
Answered by
1
Step-by-step explanation:
2^x+8=128
2^x=128-8
2^x=120
x=120/2
x=60
sksk15274:
what is the value of y
sorry I don't know I would do this but I can't find the answer.
now I can find the answer
3x-y=27. we put the value of x that is 60 3(60)- y=27 180-y=27 -y=27-180 -y=-153 (- -=+) y=153
Similar questions