4x-8y=-26 9x+4y=13
Stuck on my math homework again...
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The system of equations graphed below has how many solutions?
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From the beginning of the day the temperature rose 15 degrees so that by 4 pm it was 87 degrees. what was the temperature at the start of the day
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The ratio of the perimeters of two similar triangles is 4: 3. what are the areas of these triangles if the sum of their areas is 130cm2?
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