Hello,
a-3b=4 (1)
a-b=-2 (2)
(1)-(2)==> -2b=6
=>b=-3 and a=-2+(-3)=-5
Answer D
Proof
-5+3=-2
-5-3(-3)=4
Answer:
Step-by-step explanation:
What is 20 as a decimal? To write 20 as a decimal you have to divide numerator by the denominator of the fraction. 20 is not a fraction so it is a decimal already. And finally we have: 20 as a decimal equals 20
i think we need some more information or something is there any other information that they give you for this question?
good morning ☕️
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Step-by-step explanation:
—Dimension1 =25 and dimension2 =4
Area=25*4=100
Perimeter=2(25+4)=2(29)=58.
—-Dimension1 =12.5 and dimension2 =8
Area=12.5*8=100
Perimeter=2(12.5 + 8)=2(20.5)=41
:).
I say that the answer is 7 bc it’s -8+15
