Is 9 (3x-6) equivalent to 21x

If f (x) = 6x - 4 and f (a) = 26

A round mirror has a radius of 5.3 inches. What is the area of the mirror in square inches, rounded to the nearest tenth?

The measure of 2B is (3x - 4) " and the measure of 2D is (2x-6) °What are the measures of angles B and D? m2B= m2D -

In math what is the answer to this question. - 27•7/9=

5g = 20 do anybody knows how to did this equation

Which equation is the inverse of 5y+4 = (x+3) ^2 + 1/2 A. Y=1/5 x^2 + 6/5 x + 11/10 B. Y=3 plus or minus square root 5x + 7/2 C. - 5y - 4 = - (x+3) ^2 - 1/2 D. Y = - 3 plus or minus square root 5x + 7/2

2+2+2+2+2+2+2+2+2+2*10

26-4s=9s what's the answer

Evaluate C (7,3) A.) 4 B.) 35 C.) 70

The average earning of a shop for first three weeks of a month are 2750 per week. If the earnings of next 2 weeks are 4750 rupees then find total earnings of the 5 weeks. A. 3000 B. 17500 C. 17750 D. 13000 E. none