86=9x-4? This is my maths algebra, find the meaning of x?

Mt. Everest, the highst elevation in asia, is 29,035 feet above sea level. The Dead Sea, the lowest elevation, is 1,349 feet below sea leve. What is the difference between these two levations?

Bill is in class of 15 boys and 35 girls. 40% of the students in class take the bus to school. How many students do not take the bus to school?

Consider the given circle with indicated diameter. A circle with diameter of 14 centimeters. What is the circumference of the circle in terms of pi? C = pi d 7 pi 14 pi 21 pi 28 pi

What do all quadrilaterals all have in common

6.58x - 8.36x = 3.98x - 27.33 Round your answer to the nearest hundredth

Find the cost of a $1500 TV after a 7.25% sales tax

Use compatible numbers to estimate 12% of 72

Is it possible for a triangle to have sides with the given lengths? Explain. 5 in., 8 in., 15 in.

The first equation in the system presented here represents the path of the sailboat. The second equation represents the path of the motorboat. y = - 0.5 (x - 2) 2 + 0.5 y = 0.5 (x + 1) 2 - 1.

Evaluate p/4+pq when p=8 and q=6