For every $5 that michael saves his parents gives him $10 what is the constant of proportionality

Twice the sum of a number and 4 is equal to three times the difference of the number and 7. find the number.

The amount spent on food and drink by 20 customers is shown below what is the modal amount spent and the median? 40 25 8 36 18 15 24 27 43 9 12 19 22 34 31 20 26 19 17 28

Measure of angles 31 (x+4) (3x+9) me