Find the sum and difference of the following expressions a-b and b-a
2 answers:
9514 1404 393
Answer:
Step-by-step explanation:
<u>Sum</u>
(a -b) +(b -a) = a - a + b - b = 0
<u>Difference</u>
(a -b) -(b -a) = a +a -b -b = 2a -2b
Answer:
free points
Step-by-step explanation:
sry i really need points i have like 50
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Answer:
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Step-by-step explanation:
Answer:
1) HL=LJ=63
(ZJ)²=16²+63²
(ZJ)²=256+3969
ZJ=√4425
ZJ= 65
2)HJ=HL+LJ
= 63+63
HJ=126
3) XC=XA=8
4) BE=AB/2=20/2=10
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43.21-38.99=4.22
the difference is 4.22 ounces in weight.
Answer:
45
Step-by-step explanation:
Divide 30 by 10. You get 3. Take three and multiply it by 15. Your answer is 45.
Answer:
Step-by-step explanation:
A 36% discount means the selling price is (100-36)% = 64% of the original price.
$272 = 64% of x = 0.64·x
x = $272/0.64 = $425
