Consider the steps for solving 3x2 – 42x + 9 = -5 for x by completing the square.
Step 1: 3x2 - 42x = -14
Step 2:3(x2 – 14x) = -14
Step 3: 3(x2 - 14x + 49) = -14 +
What number should be added to the right side of the equation?

12/11c

or

12

c

11

$450

step-by-step explanation:

first, you have to multiply 150x2=300

next, you have to add 150+300= 450

answer: bearing in mind that a rectangle has a perimeter of length + length + width + width.

step-by-step explanation:

p = perimeter

l = length

x=width

p = 2l + 2x

p = 2(l+x)     < ==== perimeter of the base of the box.