You have $90 in your bank account. Each week you plan to deposit $8 from your allowance and $20 from your paycheck . The equation b=90+(20+8)w gives the amount b I’m your account after w weeks. How many weeks form now will you have $280 in your account?

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x = -3

y = -18

step-by-step explanation:

to solve by substitution, substitute one variable and solve for the other. then substitute again to find the remaining variable.

x-1/3(3x-9) = -3 since y=3x-9 substittute y.

x-1/3(3x-9)=-3

x + x +3 = -3

2x+3=-3

2x+3-3= -3-3

2x=-6

x=-3

substitute again into y=3x-9

y=3(-3)-9

y=-9-9

y=-18

answer: he is 272195

step-by-step explanation: all you have to do is multiple 3535 and 77 and it equals 272195

the answer is c 150

step-by-step explanation: