Answer:
Step 1: Transpose everything to one side
12. x²+16x+15-10x+4=0
Step 2: Add the like terms
x² + (16x - 10x) + 15 + 4=0
x² + 6x + 19=0
Step 3: Use the quadratic formula to get the value(s) of x.
a=1 b=6 c=19

therefore, x=... or x
ANSWER: h=1
EXPLANATION: I hope I help
4. The Jar Has More Coins. This is because to go from 10% to 8% the number of coins besides penny's has to increase
Please Make Me The Brainlyist!
Step-by-step explanation:
having denominator 6,
X/6= 2/3
X= 4
so, 4/6= 2/3
having numerator 10,
10/X= 2/3
X= 15
so, 10/15= 2/3
9 divided by 883 is 0.010192525481314
How:
i used a calculator