Answer:
B. 50
Step-by-step explanation:
5^2 +7*3 +4 = 25+21+4
= 25+25
= 50
Answer: B
Step-by-step explanation:

Every real is solution of the equation .
Answer:
this hurts my brain x_x my non-existent brain....
Answer:
3.5
Step-by-step explanation:
2x1/4=0.5
0.5x7=3.5
=3.5