6x+2y-3z=-17
7x-5y+z=72
2x+8y+3z=-21...
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If the measure of angle 1 is 110 degrees and the measure of angle 3 is (2 x+10 degree), what is the value of x?
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Mathematics, 21.06.2019 17:00
Evaluate the expression for the given value of the variable 7a - 4a for a =8
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Mathematics, 21.06.2019 20:50
You need to solve a system of equations. you decide to use the elimination method. which of these is not allowed? 3x - 2y = 7 3x + 4y = 17 equation 1 equation 2
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