4 years ago

(−1)[p–(−5)(−q)]+(p+q)(−2) if p=−3, q=7.

Mathematics

1 answer:

Rudik [331]4 years ago

7 0

Answer: 30

Step-by-step explanation:

(−1)[p–(−5)(−q)]+(p+q)(−2)=

=(-1)[-3-(-5)(-7)]+(-3+7)(-2)=

=(-1)[-3-35]+4(-2)=

= (-1)(-38)-8=

= 38-8=

=30

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