Karen has $1.70 in coins. karen has 8 coins, all of which are quarters or dimes.

so can someone me with these 3 parts?

Karen has 6 quarters and 2 dimes

Step-by-step explanation:

Let

x ----> the number of quarter coins Karen has

y ----> the number of dimes coins Karen has

Remember that

we know that

Equation that represent the amount of coins Karen has

isolate the variable y

----> equation A

Equation that represent the value of coins Karen has

----> equation B

Solve the system of equations by substitution

substitute equation A in equation B

solve for x

Find the value of y

---->

therefore

Karen has 6 quarters and 2 dimes

where is the image?

step-by-step explanation:

$3,200 x 7.25% = $3,200 x .0725 = $232 interest monthly

$232 monthly x 12 annual = $2, 784

step-by-step explanation: