Answer:
x = ± sqrt(43)
Step-by-step explanation:
2x^2 - 28 = x^2 + 15
Subtract x^2 from each side
2x^2-x^2 - 28 = x^2-x^2 + 15
x^2 -28 = 15
Add 28 to each side
x^2 - 28 +28= 15+28
x^2 = 43
Take the square root of each side
sqrt(x^2) = ± sqrt(43)
x = ± sqrt(43)
Answer:
f 6 n +−6 n +15
Step-by-step explanation:
f 6 n+(−3)(2 n)+(−3)(−5)
f 6 n +−6 n +15
Answer:
D BOTTOM RIGHT
Step-by-step explanation:
65kg=143.30047 pounds and 1kg=2.20462262 pounds
18/4(8/9b+8/6)
=4b+6
hope this helps :)