If 5 is added to one-half of a number, the result is the same as when three-fifths of the number is decreased by 3. Find the number

The hypotenuse of an isosceles right triangle is $14\sqrt 2$. what is the area of the triangle?

The first week samantha learned to read braille, she could read 10 words per minute. in the second week she increased her speed by 20%. in the third week she increased her speed again by another 25%. how many words could she read per minute by the third week? hurry and tell me!

Which math statement does not contain a math variable ?