Astudent is trying to solve the set of two equations given below: equation a: x + z = 6 equation b: 7x + 8z = 1 which of these is a possible step used in eliminating the z-term? multiply equation b by 8. multiply equation a by 7. multiply equation b by 7. multiply equation a by –8.

The perimeter of a rectangular lot of land is 436 ft. this includes an easement of x feet of uniform width inside the lot on which no building can be done. if the buildable area is 122 ft by 60 ft, determine the width of the easement. select one: a. 9 feet b. 18 feet c. 4.5 feet d. 7 feet

What is the answer to the question 5x+2x

The longer leg of a 30-60-90 trangle is 18