Answer:
K=-2
Step-by-step explanation:
-3 = 5k + 7
Subtract 7 to the other side
-3 -7 = 5k
-10 = 5k
-2 = k
1/12 hope it helps!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
Calculator --- $24
Pen --- 24/3 = $8
Money spent --- 24+8 = 32
Total money --- 32 divided by 2 times 3 = $48
Money left --- 48-32 = $16