Mathematics, 26.04.2021 22:40 cjulius9437
Students were asked to write a formula for the length of a rectangle by using the formula for its perimeter,
p=2l + 2w. Three of their responses are shown below.
1
I.
w
П.
1
l= (6-2w)
2
l=
2
p - 2w
TIL
15 hich responses are correct?
A II and III, only
B I and II, only
C I, II and III
DI and III, only
Answers: 2
Mathematics, 20.06.2019 18:04
Ineed asap graph the system of equations 2x+y=5; 14+7y=35
Answers: 2
Mathematics, 21.06.2019 22:30
Given the system of equations presented here: 2x + 4y = 14 4x + y = 20 which of the following actions creates an equivalent system such that, when combined with the other equation, one of the variables is eliminated? multiply the second equation by â’4 to get â’16x â’ 4y = â’80 multiply the second equation by â’1 to get â’4x â’ y = â’20 multiply the first equation by 2 to get 4x + 8y = 28 multiply the first equation by â’1 to get â’2x â’ 4y = â’14
Answers: 1
Mathematics, 22.06.2019 00:00
Multiply and simplify. 2x^2 y^3 z^2 · 4xy^4 x^2 i will mark you brainliest if right. show how you got the answer, !
Answers: 3
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