A group of students organized a car wash to raise money for a local charity. The students charged $5.00 for each car they washed
. In 3 hours, they washed 12 cars how many cars per hour did the student wash? step by step
2 answers:
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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