Answer:
2x + 3
Step-by-step explanation:
Let's call the number x
twice a number is 2 times the number, or in this case 2x
3 more than 2x is 2x + 3
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Answer:
-x-7
Step-by-step explanation:
(-2x+4)+(x-11)
-2x+4+x-11
-x-7
Answer:Katie is 100 cm tall and is standing so that her mother's shado covers her shadow. She is 90 cm from her mother and her mother's shadow is 225cm long. How tall is her mother?
Step-by-step explanation:
Answer:6
Step-by-step explanation: add up all the fractions. The answer will be 24/4. Divide 24/4 equals 6.
