Has 44 coins; quarters and nickels. the combined value of the coins is $7. how many quarters and nickels does he have?

The number of nickel's coin is 20 and the number of quarter's coin is 24

Step-by-step explanation:

Let

x ----> the number of nickel's coin

y ----> the number of quarter's coin

Remember that

so

we have

----> equation A

----> equation B

Solve the system by substitution

substitute equation A in equation B

solve for y

Find the value of x

therefore

The number of nickel's coin is 20 and the number of quarter's coin is 24

hi! i think the answer is 1/2 : )

answer: c

(2, -4)

goes 7 to the

(9, 4)

easy