Answer:
Step-by-step explanation: it is in scientific notation because there is one or no number in front of the decimal
Ruth is x+4=7/3+4, esmerelda is 5x+4=35/3+4
Step-by-step explanation:
if Ruth is x, esmerelda is 5x,
four years ago,
Ruth is x+4, esmerelda is 5x+4, depend on the sum, we get:
x+4+5x+4=22, x=7/3
so:
we have
we know that
triangle
0,-4 is the y-intercept and y2+x is the equation I think
