Answer:
~ 12.57
Step-by-step explanation:
Represent 'a number' by x
7 times x equals 9 more than 4 times x
7 times x=9+4 times x
7x=9+4x
subtract 4x from both sides
3x=9
divide 3
x=3
the number is 3
It's be a line that crosses the y-axis at (0,7) and has a slope of -3 or -3/1.
Answer:
-48
Step-by-step explanation: