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Oswald Hills

Feb 20, 2025

help with this equation ?

 add the two equations, 0.75x+1.5y=40 and −1.5x−1.5y=−60, to find the value of x.
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Adding both equations together gives -0.75x = -20 Dividing both sides by -0.75 will give x = 26.6666 .. repeating or 26 and 2/3... Show More
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0.75x+1.5y=40−1.5x−1.5y=−600.75x = - 20  x = 26.666 o r 26.67 answer//... Show More
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0.75x + 1.5y = 40 ……….(1)-1.5x - 1.5y = -60 …………(2)Solving equation (1) and (2)0.75x + 1.5y = 40-1.5x  - 1.5y  = -60-0.75x         =  -20x = 20/0.750.75 (20/0.75) + 1.5y = 4020 + 1.5y = 401.5y = 20y = 20/1.5... Show More
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If we add these two equations, the y variables will zero each other out, leaving-0.75x = -20Simply divide both sides by -0.75 to find your answer.... Show More
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