Draw the number line then put the numbers on the number line by twos. Fore example, 2-4-6-8-10
Answer:
x - 3 = 21 - 2
Step-by-step explanation:
x - 3 = 21 - 2
Add 3 to each side.
x = 21 + 1
x = 22
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It’s b................................. .....
Answer:
5 and it helps do the project
Step-by-step explanation:
its realy easy
a^2+b^2=c^2
where c=25 m. and a=2b-10 m.
substitute
(2b-10)^2+b^2=25^2
4b^2-40b+100+b^2=625
5b^2-40b+100=625
divide both sides by 5
b^2-8b+20=125
subtract 20 from both sides
b^2-8b=105
complete the square
take half of 8 and square it=16
i hope this helps =3
