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Hello! I Need A Help With A Algebra Question Pls Help Me ASAP!

Hello! I Need A Help With A Algebra Question Pls Help Me ASAP!-example-1
User El Marcel
by
5.8k points

2 Answers

5 votes

Answer:

a) 4x + 12 = 54

b) Long side = 16.5cm and Short side = 10.5cm

Explanation:

→ Perimeter = All of the sides added together so,

x + 6 + x + 6 + x + x = 54

→ Simplify

4x + 12 = 54

→ Minus 12 from both sides to isolate 4x

4x = 42

→ Divide both sides by 4 to isolate x

x = 10.5

User Dotnetnoob
by
6.0k points
2 votes

Answer:A: x= x+6 (6+x=6x) B: top side= 6x, meaning that (because i measured it) x on the side is 6x too, meaning all sides add up to 6x. hope this is helpful

Explanation:

User Mike Shea
by
6.4k points