Easy its the outside of something and say it was 5 cm + 7 cm + 3 cm it would = 7 +3+5 it would be 15
Answer: maybe 20
Step-by-step explanation:
or find it out yourself
Answer:
The one on the top at you’re right
Answer:
9:30 she finishes
Step-by-step explanation:
815 plus 75 is 890
there are 60 minutes in one hour
890-60 is 830
add 100 to represent another Hour
830 plus 100 is 930
9:30
therefore, it is 9:30
The answer is that y is equal to -3 and x is equal to 7
2x-y=17
-2(x-y)=10 )
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2x-y=17
-2x+2y=-20
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y=-3
x-y=10
x-(-3)=10
x+3=10
-3 -3
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x=7
