(Remember, PEMDAS)
First find what 5^2 equal to
5 • 5 = 25
Then add 25 to 3
25 + 3 = 28
So Oc. :)
Minus 36 from each one you can do it on a calculator:)
The HCF is the Highest Common Factor of a number in this case 54. This is the highest number times another number which = 54. The HCF for 54 is 18.
Answer:
x = 3/8 (but the fraction is negative.)
Decimal form if needed.
x = - 0.375