What does x represent in this equation

10x-2+8x+4+11x+4=180

During last year the number of students in RSM increased by 100%. This year, the number of students increased by 150%. What percent of the number of students now was the number of students two years ago?

Solve for x - 10≤-5x+25<45

TO 3. A copy machine can print 300 copies every 4 minutes. a. How many copies can the machine print in 10 minutes.

The paint Passion Pink calls for 10 ounces of red for every 15 ounces of white. In lowest terms what is the ratio of white to red paint?

Jacqueline reach the end of the trail in two hours and 15 minutes. Write the amount of hours he spent on the trail as a mixed number and as an improper fraction

Probability with Huntington's disease? Huntington disease is a rare degenerative human disease determined by a dominant allele, HD. The disorder is usually manifested after the age of 45.

The solution set sqrt3x+16=x+2 is (only 3x+16 is squared)

In triangle ABC, what is the length of side bif B = 48°, C = 81°, and c = 25?

Find the difference 2/3 and - 3/4

4x²-17x-42 by factor