Hey there!
(4x + 10) + 8z - 10y
= (4(1) + 10) + 8(5) - 10(-3)
= 4(1) + 10 + 8(5) - 10(-3)
= 4 + 10 + 40 - (-30)
= 14 + 40 - (-30)
= 54 - (-30)
= 54 + 30
= 84
Therefore, the answer should be: 84
Good luck on your assignment & enjoy your day!
~Amphitrite1040:)
