What is (2n-4) - (4n-3) ?

A footbridge is in the shape of an arc of a circle. The bridge is 4.5 ft tall and 25 ft wide. What is the radius of the circle that contains the bridge? Round to the nearest tenth.

A cereal company used to fill the boxes with 17 ounces of cereal. They have reduced that amount to 14 ounces. The percent decrease is 87.5%

The difference between the square roots of a number is 30. what is the answer?

Y = |x| translated one unit upward

8a + 12b = 92 6a - 4b = 4

A worker in the automobile industry works an average of 43.7 hours per week. If the distribution is approximately normal with a standard deviation of 1.

Write 1/2,2/5,6/10 from least to greatest

Find the value of n 2k

Solve the quadratic equation 3w^2-14=13

Is 1/5 greater than 4/6