Answer:
Your answer is 7
Step-by-step explanation:
The two lines are the same length, so set the lengths equal to each other.
5x-3=11-2x
add 2x
7x-3=11
add 3
7x=14
divide by 7
x=2
Then you just plug x in
5(2)-3
multiplication first
10-3
subtraction
7
That is your answer
Answer:

Step-by-step explanation:
we have

we know that
The formula to solve a quadratic equation of the form
is equal to
in this problem we have
so
substitute in the formula

therefore
StartFraction 19 minus StartRoot 365 EndRoot Over 2 EndFraction comma StartFraction 19 + StartRoot 365 EndRoot Over 2 EndFraction
It is but it needs to be rearranged to x^2-2x+30
Answer:
the coefficient in the equation is 13
Step-by-step explanation:
a coefficient is a number that is in front of a variable. 13 is in front of the variable u so it is the coefficient.
Plot a graph of y-axis against x-axis.
The graph should be a straight line passing through:
(-2,0.8) , (-1,-0.4) , (0,0) , (1,0.4) and (2,0.8)