A!
:)..................................
Plug n = 14 into the formula
= -5(14) + 90
= -70 + 90 = 20
Answer:
9
Step-by-step explanation:
2w+6=-2w+42
4w+6=42
4w=36
w=9
Answer:
breadth: 3 m and area of rectangle: 27 m²
explanation:
part A:
perimeter of rectangle: 2 ( length + breadth )
using the formula:
24 = 2 ( 9 + breadth )
9 + breadth = 12
breadth = 3 m
part B:
area of the rectangle = length * breadth
using the formula:
9 * 3
27 m²
