hello i need help on a few quesitons.
the straight line with equation ax+by=c passes through the points (2,4) and (-3,1). find the values of a,b,c.
wheel rite, a small company that manufactures garden wheelbarrows, has overhead expenses of $30 000 per year. in addition, it cost $40 to manufacture each wheelbarrow
a- how many wheelbarrows must be made so that the overall cost is $46 per wheelbarrow?
b- what is the minimum number of wheelbarrows that must be produced for wheel rite of make profit each year?
thank you in advance