Use a graphical method to find estimates for the solutions of the
simultaneous equations
x² + y² = 2.25
y - X= 1

70

step-by-step explanation:

2*5=10

4*15=60

60+10=

70

10 down (bang1)

5 up

5down (2)

2.5 up

2.5 down (3)

1.25 up

1.25 down (4)

now add them up : )

hoped i lol

94

step-by-step explanation:

average the numbers and use a variable to figure out the minimum to get a 90.

(79+94+91+92+x)/5=90

x = 94