Serenity, Ayden, and Sadie had a challenge to see who could run the farthest in a week. Serenity ran 20 miles, Ayden ran 9 times as many miles as Serenity and Sadie ran 1/4 as many miles as Ayden. What equation could you use to find how many miles Sadie ran?

Girardo is using the model below to solve the equation . girardo uses the following steps: step 1 add 4 negative x-tiles to both sides step 2 add 1 negative unit tile to both sides step 3 the solution is which step could be adjusted so that gerardo's final step results in a positive x-value? in step 1, he should have added 4 positive x-tiles to both sides. in step 1, he should have added 3 negative x-tiles to both sides. in step 2, he should have added 4 negative unit tiles to both sides. in step 2, he should have added 1 positive unit tile to both sides.

The measure of an angle is 117°. what is the measure of a supplementary angle?

James is playing his favorite game at the arcade. after playing the game 3 times, he has 8 tokens remaining. he initially had 20 tokens, and the game costs the same number of tokens each time. the number t of tokens james has is a function of g, the number of games he plays. write the function’s formula? t=