2.74x=58.19
x=21.2372
He only has enough lunch money for 21 full days.
<span>y ≥ 0 is the range of this absolute value expression because the absolute value means x can never go below 0 and range means the y value, which here is equivalent to |x|</span>
The answer is C. a 4.5 feet, b. 30 feet
Rx + h = sx - k Take all with x to the LHS
Rx - sx = -k - h
x(R - s) = - k -h
x = (-k - h) / (R - s). Multiply top and bottom by -1.
x = (k + h) / (s - R)
Hope this helps you understand
