About 127.156 its not exact but instead of 2850 miles i used 2849.52 miles so tell me if thats fine
Answer:
(2x+1)(x-1) = 2x^2 - x - 1
Step-by-step explanation:
Answer:
x=10 , y=20
Step-by-step explanation:
2x=x+10
2x–x=10
x=10
y=2x
y=2(10)
y=20
Answer:
x = -4
Step-by-step explanation:
-3 (x + 5) = 3 (x - 1) <Start by distributing the -3 and 3 (don't forget to distribute . the negative symbol!
-3x - 15 = 3x - 3
+3x +3x <Add 3x on both sides
-15 = 3x - 3
+3 +3 <Add 3 on both sides
-12 = 3x <Divide by 3 on both sides
-4 = x
