a). X + X + X + X = 48
Equation: 4X = 48X = _______
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b). X + 2X + X + X = 30
Equation:_________________X = ___________________
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c). X + 2X + 2X + X = 42
Equation:_________________X = ___________________
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d). 3X + 5X = 64
Equation:_________________X = ___________________
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e). 5X - 3X = 20
Equation:_________________X = ___________________
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f). 2X + 6X - 3X = 35
Equation:_________________X = ___________________
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g). 5X - 3X + 2 = 18
Equation:_________________X = ___________________ |
h). X + 2X + 13 - X - 8 = 23
Equation:_________________X = ___________________ |