Together denise and her brother painted a total of 3/4 of her living room wall. denise painted 3/4 of that part, and her brother painted the rest. what part of the living room wall did denise paint herself?

9/16

Step-by-step explanation:

If Denise ad her brother painted 3/4 of her living room and she painted 3/4 of that part, it means she painted

= (3/4) × (3/4)

= 9/16 part of the living room

Her brother would have painted

(3/4) - (9/16) = 3/16 part of the living room

0.1x - 16  (c)

Explanation: The perimeter is the sum of all three sides of the triangle. Since the three side are 0.5x + 9, 3x, and (-3.4x) - 25, the sum is as follows:

0.5x + 9 + 3x + (-3.4x) - 25 = 0.1x - 16