Solve each equation by completing the square. If necessary, round to the nearest hundredth. 9. b 2+ 6b = 16

Can someone me my sister? she is in third grade. 50 points and brainlist! ones that are not answered. plz and thx!

One positive number is 9 more than twice another. if their product is 95, find the numbers

Girardo is using the model below to solve the equation . girardo uses the following steps: step 1 add 4 negative x-tiles to both sides step 2 add 1 negative unit tile to both sides step 3 the solution is which step could be adjusted so that gerardo's final step results in a positive x-value? in step 1, he should have added 4 positive x-tiles to both sides. in step 1, he should have added 3 negative x-tiles to both sides. in step 2, he should have added 4 negative unit tiles to both sides. in step 2, he should have added 1 positive unit tile to both sides.