Tony earns $7 and saves $2. when he earns $10, he saves $5. when he earns $49, he saves $44. write an expression for the amount tony saves each time he earns money.

no, the equation would be invalid since they are both not equal.

step-by-step explanation:

here you got

4y-6+4y 2-9

first, you would simplify the equation on the form.

4y-6+4y 2-9

then, move all the terms that contains a y to the left and all the other terms to the right.

+4y-4y+-9-6

finally, you will simplify the left and the right side of the equation.

y=-3

i believe the answer is letter c) 8

step-by-step explanation: