3/4 × 7 = 21/4 mile
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Answer:
x^2+0x+(-x^2)=0
Explanation:
x^2+0x+(-x^2)=0
Anything multiplied by 0 is equal to 0
x^2+0+(-x^2)=0
x^2+(-x^2)=0
A positive and a negative makes a negative
x^2-x^2=0
0=0
For these types of problems, play around with multiplying by 0 and adding negatives.
I hope this helps! Please comment if you have any questions.
Answer:
C
Step-by-step explanation:
S= (2M-15)=185
2m=185+15= 200
m=200÷2= 100cm-C
Answer:4
Step-by-step explanation:collect like terms
2x-3x+10=2x-2
-1x+10=2x-2
-3x=-12
divide both sides by -3
x=4
