Selesaikan {l}{3x+y=7}{9x-4y=-7} Microsoft Math Solver?

Selesaikan {l}{3x+y=7}{9x-4y=-7} Microsoft Math Solver?

Web3x+y=3,9x-3y=9 . In order to solve by elimination, coefficients of one of the variables must be the same in both equations so that the variable will cancel out when one equation is subtracted from the other. 9\times 3x+9y=9\times 3,3\times 9x+3\left(-3\right)y=3\times 9 . Web若向量a=(x-1,2),b=(4,y)相互垂直,则9x+3y的最小值为( )A.12B.23C.32D.6 22 ga metal thickness WebSep 25, 2024 · Answer:x=1Step-by-step explanation:3x-y=3y=3-3x9x-3y=99x-3(3-3x)=99x - 9 + 9x=99x + 9x=9 + 918x=18x=18÷18x=1 22 gantheaume crescent kalbarri WebMay 29, 2024 · 3x-y=3 9x-3y=9 by Substitution Method Solve 3x-y=3 9x-3y=9 Ch 3 Class 10 Maths Ex 3.3 Q 1 (iii)Question 1. Solve the following pair of linear equations b... WebRewrite in slope-intercept form. Tap for more steps... y = 3x+ 3 y = 3 x + 3. Use the slope-intercept form to find the slope and y-intercept. Tap for more steps... Slope: 3 3. y … 22 gallon tote WebSep 29, 2024 · 3x – y = 3 …(i) 9x – 3y = 9 …(ii) From eq n (i), y = 3x – 3 …(iii) On substituting y = 3x – 3 in eq n (ii), we get. ⇒ 9x – 3(3x – 3) = 9. ⇒ 9x – 9x + 9 = 9. ⇒ 9 = 9. This equality is true for all values of x, therefore given pair …

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