Question

Simplify each expression.26. -2 · 11ly27. -5s(-4t)28. 3(-p)(-2q)29. -j(11k)30. 7x(-2y)

Answer 1

`-2\cdot11ly=-22ly`
`-5x\cdot(-4t)=20xt`
`3\cdot(-p)\cdot(-2q)=-6\cdot(-pq)=6pq`
`-j\cdot(11k)=-11jk`
`7x\cdot(-2y)=-14xy`

We need to multiply each term in the expression and take into account the rules for signs.