Solve the equation.5x + 2 = 9x- 4

A.
B.
C.
D.


Answer: C

Mathematics

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Find the perimeter of the specified triangle. Assume the triangles are similar.Find the perimeter of the triangle on the right.

A. 125 ft B. 153 ft C. 136.2 ft D. 195 ft

Mathematics

Solve the problem.A cellular phone plan had the following schedule of charges:Basic service, including 100 minutes of calls$20.00 per month2nd 100 minutes of calls$0.075 per minuteAdditional minutes of calls$0.10 per minuteWhat is the charge for 200 minutes of calls in one month?What is the charge for 250 minutes of calls in one month?Construct a function that relates the monthly charge C for x minutes of calls.

What will be an ideal response?

Mathematics

Factor the polynomial.54k3m - 16m4

A. 2m(3k - 2m)(9k2 + 6km + 4m2) B. 2m(27k - 2m)(k2 + 6km + 4m2) C. 2m(3k + 2m2)(9k2 - 6km + 4km2) D. (6km - 4m2)(9k2 + 4m2)

Mathematics

Determine whether or not the number is written in scientific notation.71,700

A. in scientific notation B. not in scientific notation

Mathematics