You are watching: Solve for a. 7a - 2b = 5a + b
a-b=5;a+b=-9 Solution : a,b = -2,-7 mechanism of linear Equations gotten in : <1> a - b = 5 <2> a + b = -9 Graphic depiction of the Equations : b + a = 5 b + a = -9 fix by Substitution : // ...
just how do you settle displaystylea-2b+20c=1 , displaystyle3a+b-4c=2 and also displaystyle2a+b-8c=3 utilizing matrices?
The solution isdisplaystyleleft(eginarrayc a\b\cendarray ight)=left(eginarrayc 2\-7\-frac34endarray ight) Explanation:We compose the equations ...
how do you fix the mechanism of equations displaystyle4a+7b=-51 , displaystyle8a-3c=-17 , and displaystyle6b-3c=-15 ?
https://socratic.org/questions/how-do-you-solve-the-system-of-equations-4a-7b-51-8a-3c-17-and-6b-3c-15
transform to one augmented matrix and also perform heat operations till an identification matrix is obtained.displaystylea=-4,b=-5,quad extandquadc=-5 Explanation:Write the device as an ...
If displaystyleA= and also displaystyleB= , what is displaystyleleft-left-left ...
displaystyle-=sqrt41-sqrt37 Explanation: displaystyleA=left(A_x,A_y,A_z ight) ext B=left(B_x,B_y,B_z ight) ...
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If displaystyleA= , displaystyleB= and displaystyleC=A-B , what is the angle between A and also C?
The edge isdisplaystyle=118.2 ºExplanation:Let's begin by calculating displaystylevecC=vecA-vecBdisplaystylevecC=〈3,1,-1〉-〈4,6,-1〉=〈-1,-5,0〉 ...
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left< eginarray together l 2 & 3 \ 5 & 4 endarray ight> left< eginarray together l together 2 & 0 & 3 \ -1 & 1 & 5 endarray ight>
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