the first digit is either 1 or a prime number. It is divisible by 7. The sum of the digits is a multiple of 5. It is less than 60. The numbers multiplied together equals one of the digits.

step-by-step explanation:

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step-by-step explanation:

i wish i could u

5x+40

5(x + 8)

7x - 49

7(x - 7)

18x + 9

9(2x + 1)

15x - 10

5(3x - 2)

step-by-step explanation:

for number one all you have to do is factor 5 out of 5x + 40

for number 2 factor 7 out of 7x - 49

for number three factor 9 out of 18x + 9

for number four factor 5 out of 15x - 10