A) x + y = 17
B) x * y = -168
y = -168/x then inputting this into A)
x + -168/x = 17
x^2 -168 -17x = 0
x = 24 and x = -7
Answer:
25
Step-by-step explanation:
Synthetic division shows the remainder to be 25-c. In order for that remainder to be zero, the value of c must be 25.
Answer:
Step-by-step explanation:
Answer:
30+(2x+7)+63=180(sum of angles of triangle )
30+2x+7+63=180
2x+100=180
2x=180-100
x=80/2
x=40