a). X + X + X + X = 44
Simplify it:
4X = 44
X
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b). X + 2X + X + X = 25
Simplify it::
__________________
X
=______
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c). X + 2X + 2X + X = 36
Simplify it:
__________________
X
=______
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d). 3X + 5X = 56
Simplify it:
________
X
=______
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e). 5X - 3X = 18
Simplify it:
__________________
X
=______
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f). 2X + 6X - 3X = 30
Simplify it:
__________________
X
=______
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g). 5X - 3X + 2 = 16
Simplify it:
__________________
X
=______ |
h). X + 2X + 13 - X - 8 = 21
Simplify it:
__________________
X
=______ |