How do you solve this in standard form. y=7x-4

Your client has saved $1,860 for a down payment on a house. a government loan program requires a down payment equal to 3% of the loan amount. what is the largest loan amount that your client could receive with this program

Another type of subtraction equation is 16-b=7. explain how you would sole this equation then solve it.

The distance of a chord from the centre of a circle is 12cm and the lenght of the chord is 10cm. find the radius of the circle