Answer:
x = -3
Step-by-step explanation:
16x − 4 + 5x = -67
Combine like terms
21x -4 = -67
Add 4 to each side
21x-4+4 = -67+4
21x = -63
Divide each side by 21
21x/21 = -63/21
x = -3
1.500 since 45 rounds to 50
That’s a lot of words i don’t know
Here....
The length is given 15 feet and the width is 12 feet...Now let's find the Perimeter..
- The formula to calculate Perimeter of rectangle is 2 ( l + b )
Perimeter = 2 ( l + b )
= 2 ( 15 + 12 )
= 2 × 27
= 54 feet

:)...
Child must be higher than 36 which means any number between or above 36 isn't allowed . graph that.