Answer:
10
Step-by-step explanation:
The sum of all the interior angles of a pentagon is 540°
So...
540 = 12x + 7x + 16x+ 9x + 10x
Combine like terms:
540 = 54x
Divide by 54 on both sides:
/54 /54
10 = x
Hope this helps :)
in sale normal prices are reduced by 10% nathaile bought a pair of shoes in the sale for $54 10% of 54 is 59.4
The terms are 9, 4, 3b and 7a.
The terms are 9 – 4 and 3b + 7a.
The terms are 9, -4, 3b, and 7a.
