Answer:
C
Step-by-step explanation:
Given
30( [tex]\frac{1}{2}[/tex] x - 2) + 40( [tex]\frac{3}{4}[/tex] y - 4)
Multiply each of the terms in the first parenthesis by 30 and multiply each of the terms in the second parenthesis by 40.
= 15x - 60 + 30y - 160
= 15x + 30y - 220 → C
