Which is the correct simplification of 2.2x10^4/8.8x10^9 written in scientific notation

025x10^5
2.5x10^6
0.25x10^-5
2.5x10^-6

If 3x+8=3x+8 is it one solution or no solution

Asquare has a side that measures 11 units. what is the area of a circle with a circumference that equals the perimeter of the square? use 3.14 for π, and round your answer to the nearest hundredth. 1519.76 units2 379.94 units2 616.56 units2 154.14 units2

Given the equation y − 4 = three fourths(x + 8) in point-slope form, identify the equation of the same line in standard form. −three fourthsx + y = 10 3x − 4y = −40 y = three fourthsx + 12 y = three fourthsx + 10