How do I solve these problems also could you show the work on paper

3. (15 points) The supply equation and demand equation for a product is below. If p represents the price per unit in dollars and q represents the number of units sold, find the equilibrium point. Solutions by calculator will receive no credit. Supply: P = Vq + 75 Demand: p = 15 - q 4. (10 points) A product sells for $11. The variable cost is $4 per unit and the fixed cost is $1232. Find the break-even quantity