Answer:
Step-by-step explanation:
area of top=7×6=42 yd²
area of bottom=3×6=18 yd²
area of two rectangles=2[4×6]=48 yd²
area of two trapezoids=2[1/2(7+3)×3.5]=35 yd²
total surface area=42+18+48+35=143 yd²
When you have the same denominator. Other than that have different denominators will not be possible.
Distribute
10+4x+4+5
Combine like terms
19+4x
Final answer: 4x+19
The answer to your question is c