Subtract 89 from -42. k=-131
Answer: 54.40
Step-by-step explanation:
Put a dot on the -3 from the y-axis and draw a straight line from left to right.
John bought 18 erasers.
Explanation: He has $6.00
He spends $3.12 on notebooks
Then you do $6.00 - $3.12 and you get $2.88
If it’s ¢16 per eraser and he has no money left over after buying erasers than you would divide $2.88 by $0.16 which turns into 288 divided by 16 which comes out to 18.
Therefor John bought 18 erasers.
-4 +or- the square root of 1 squared - 4*6*1 all over 2*4