Write a system of equations then solve it to find the solution to the problem. Find the length and the width of a rectangular garden if its perimeter is 62yd and its area is 220yd^2.
PLS HELP TIMED TEST

Galen sold tickets of his church’s carnival for a total of $2,820. children’s tickets cost $3 each and adult tickets cost $5 each. the number of children’s tickets sold was 30 more than 3 times the number of adult tickets slod. how many children’s ticket and how many adult tickets did he sell?

What is the expression in factored form? -x^2 + 3x + 28 a. (x-7)(x-4) b. -(x-7)(x+4) c. (x+4)(x+7) d. -(x-4)(x+7)

The standard deviation for a set of data is 5.5. the mean is 265. what is the margin of error?