Can anyone tell me what a math puzzle is there are five question i have to do
which expression has a value of 36, using only four 4s and any of the following: + , – , · , ÷, exponents, and/or parentheses?
a.
44 ÷ (4 · 4)
b.
44 – 4 – 4
c.
(4 · 4) + (4 · 4)
d.
(4 + 4 + 4) · 4

I’m stuck on this i don’t understand.

Will mark brainlist what is the slope of the line passing through the points (-2, -8) and (-3,-9)? -7/5-5/71-1

The bottom of ignacio's desktop is 74.5cm from the floor. ignacios sits in his adjustable chair, and the tops of his legs are 49.3cm from the floor. each clockwise rotation of the knob on the chair raises ignacio's legs by 4.8cm. write an inequality to determine the number of clockwise rotations, r, ignacio could make with the knob without his legs touching the desk.