Why is math so hard but yet so easy? why is there so many different maths?

Why is the constant of proportionality a useful concept?

The front side of a playhouse is shown in this scale drawing. The height of the door in the drawing 1.8 inches. The scale that maps the drawing to the actual playhouse is 1 inch to 2.5 feet.

900 is 1/10 of what.

Given the formula y=2x (z+3), find y if z=2 and x=4

Question 1: Rewrite the rational exponent as a radical: 5 to the 3 over 4 power, to the 2 over 3 power A.) the cube root of 5 squared. B.) the twelfth root of 5. C.) the square root of 5. D.) the cube root of 5 the fourth power.

Find - x when x is 11

Multiplying a number by 2 and then dividing by 3 is the same as multiplying by what number

3out of 25 men are left hand what is the % of left handed men

Rosa and her 7 friends equally share two pizza. If each pizza had 12 slices, which describes the amount of pizza each received? A) 3.5 slices per person B) 3 slices per person C) 1.7 slices per person D) 4 slices per person

The sum of x and 5 is 12. What is the value of x? Enter your answer in the box as a fraction in simplest form. x =