Hans spent three days baking 224 cookies. On the second day, he baked twice as many as he did on the first day. On the third day
1 answer:
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Answer:
2.
3.
Step-by-step explanation:
We add like terms together to simplify
2. 3x²-4x²= -x² -2x+5x= 3x 6+9= 15 all equal to -x²+3x+15
3. 2x²-3x²= -x² 6x-7x= -x 8+1=9 all equal to -x²-x+9