Which is an exponential decay function? f(x) = 0.2 Five-thirdsx f(x) = –3.1x f(x) = 10x f(x) = −2(0.7)x

1d

2b

3 false

4 d

5 3200sq,ft

80+60+y=180

then divide the difference between 60 and y and add it to 180

so x =180 +( (y-60)/2)

x equals 200

step-by-step explanation:

8

the correct answers i think are b. and d.

give me brainliest if it is correct!

the answer is a

step-by-step explanation: