78.2 + 0.5x = 287 Subtract 78.2 on both sides
78.2 - 78.2 + 0.5x = 287 - 78.2
0.5x = 208.8 Divide 0.5 on both sides to get x by itself
x = 417.6
6(7)^2+4(7)+8=y
6(49)+28+8=y
294+28+8=y
330=y
Answer:
32
Step-by-step explanation:
namely, how many times does 3/4 go into 3½? Let's firstly convert the mixed fraction to improper fraction.