<span>-x^2=4
x = -2i and x = 2i
-------------------------------</span>
A system of equations is:
B )
x + y = 375
x = 2 y - 60
We will solve this system:
2 y - 60 + y = 375
3 y = 435
y = 435 : 3
y = 145
x = 375 - 145
x = 230
Allan`s score was 230 and Dave`s score was 145.
2 - 5x = -13
-2 -2
---------------
-5x = -15
/-5 /-5
-------------
x = 3
Hope this helps!
Answer:
See below.
Step-by-step explanation:
To find the amount in each section, divide the number of yards by the number of sections.
4/7 is the 4/7 yards per 1 section.
4/7 = 0.57 yards per 1 section.
etc.
Choose the option which DOES not represent these values.
