On one day, the number of members using the exercise machines was 40, correct to the nearest 10. Each member used a machine for 30 minutes, correct to the nearest 5 minutes.
Calculate the lower bound for the number of minutes the exercise machines were used on this day.

a reflection across the x-axis , followed by the by a reflection across the y-axis , and then a scale dilation of 0.5 .

x=-7

step-by-step explanation:

x+3=-10

-10+3=-7

x=-7

the photograph is photographer and- in the process- ourselves.

step-by-step explanation:

3/20

step-by-step explanation:

well, there are 20 outcomes, and 3 of them you want. so, 3/20