84% of 50 is 42. So if your test was graded out of 50 you would've gotten 42/50. If you multiply 50 by 2 (50x2), you have 100, so then you'd just divide the 84% by 2 so you'd get 42%
The coefficient is the number multiplied by the variable (the letter)...so ur coefficient in this problem is 7
Answer:
The answer will be 0.45%
Step-by-step explanation:
if right plz mark as brainliest
X + 6 = 5x - 6
12 = 4x
x = 3
KJ = 2 ( x+ 6 ) = 2 * 9 = 18
