Evaluate
\left(a-7\right)\left(2x-3\right)
Expand
2ax-14x-3a+21
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2xa-14x+\left(7-a\right)\times 3
Use the distributive property to multiply 2x by a-7.
2xa-14x+21-3a
Use the distributive property to multiply 7-a by 3.
2xa-14x+\left(7-a\right)\times 3
Use the distributive property to multiply 2x by a-7.
2xa-14x+21-3a
Use the distributive property to multiply 7-a by 3.
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