Evaluate
19
Factor
19
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42-\left(30\times 0.5+10\left(2-1.2\right)\right)
Subtract 1 from 1.5 to get 0.5.
42-\left(15+10\left(2-1.2\right)\right)
Multiply 30 and 0.5 to get 15.
42-\left(15+10\times 0.8\right)
Subtract 1.2 from 2 to get 0.8.
42-\left(15+8\right)
Multiply 10 and 0.8 to get 8.
42-23
Add 15 and 8 to get 23.
19
Subtract 23 from 42 to get 19.
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Limits
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