-2(7-y)+4=-4
Distributive property for -2(7-y)
-14+2y+4=-4
Addition property
-14+14+2y+4=-4+14
2y+4=10
Subtraction property
2y+4-4=10-4
2y=6
Division property
2y/2=6/2
Y=3
The graph reflecting the mathematical equation f(x) = 5*2^x is attached on this answer. Graph shows the exponential manner with the y-intercept is at y = 5. we can plot this graph by substituting points of x from a certain range (positive and negative) and get their corresponding y's
50 states, 4 start with W (Washington, West Virgina, Wisconsin, Wyoming)
So its 8%