Hey there!
4(u + 5) - 2u
DISTRIBUTE 4 WITHIN the PARENTHESES
= 4(u) + 4(5) - 2u
= 4u + 20 - 2u
COMBINE the LIKE TERMS
= (4u - 2u) + (20)
= 4u - 2u + 20
= 2u + 20
Therefore, your answer is: 2u + 20
Good luck on your assignment & enjoy your day!
~Amphitrite1040:)