If a and b are integers then the equation 8a + 15b = 45 hasno solution for a < 0 and b > 0no solution for a > 0 and b > 0a solution for 50 < a < 60a solution for 19 < b < 23

If a and b are integers then the equation 8a + 15b = 45 has

If 9A4156B is divisible by 15, then what is the minimum value of A - B?Options :0125

a, b and c are natural numbers and a ≤ 50, b ≤ 15, c ≤ 15. Find the number of solutions (a, b, c) of the equation a – b – c = 30.

What value of b is a solution to this equation?–12=20+4bb=–8b=8Submit

Solve the simultaneous equations14a+5b= −18,7a+3b= −8.