Solve for x
x=3
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21x-35=7+7x
Use the distributive property to multiply 3x-5 by 7.
21x-35-7x=7
Subtract 7x from both sides.
14x-35=7
Combine 21x and -7x to get 14x.
14x=7+35
Add 35 to both sides.
14x=42
Add 7 and 35 to get 42.
x=\frac{42}{14}
Divide both sides by 14.
x=3
Divide 42 by 14 to get 3.
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