There are 58 people in a store. 10 of them are employees. 6 come out, 4 come in. 16 leave, and 7 enter

Ashopper bought a watermelon a pack of napkins and some paper plates in his state there was no tax on food the tax rate on non-food items is 5% the total for the three items he bought was 825 before tags and he paid $0.19 in taxes how much did the watermelon cost

Write two subtraction equations that are equivalent to 5 + 12 = 17.

X+ y = 5 ; x - y =3 solve using linear combination