Answer:
Step-by-step explanation:
2x and -4x are like terms because they both have an x attached.3 and 7 are also like term.the number 2 is a coefficient because attached to x.-4 is also a coefficient
The answers to the questions
3(4x-5)+4(2x+6)
Distribute.
12x-15+8x+24
12x+8x= 20x
24-15= 9
20x+9 <---- simplified expression
I hope this helps!
~kaikers
1 cup: 8 oz
1 pint: 2 cups
2 pints: 1 quart
4 quarts: 1 gallon
by looking at this scale you will multiply the needed #s:
2 times 2 = 4 4 times 4 = 16 so there are 16 cups in a gallon