PLEASE HELP! SOLVE THIS SYSTEM BY ELIMINATION. SHOW ALL OF YOUR WORK.

5X-4Y=3
-10X+7Y= -4​

80 points suppose marcy made 45 posts online. if 23 of them contained an image, what percent of her posts had images? round your answer to the nearest whole percent. 54 percent 51 percent 49 percent 48 percent

The area (a) of a circle with a radius of r is given by the formula and its diameter (d) is given by d=2r. arrange the equations in the correct sequence to rewrite the formula for diameter in terms of the area of the circle.

Solve 4 ln x=2ln25 a) x=5 b) x=25 c) x=625