Answer:
When dividing by 1,000 the decimal place must shift 3 places to the left.
43 can be written as 43.
Shifting the decimal 3 places to the left gives us:
.043
Step-by-step explanation:
I figured out the first question, the second one in lost on.

Factor both of the equations, numerator and denominator

Cancel the like factors *excuse the zero im just showing you*

Combine frunctions

x-9=0
x+7=0
Restrictions are 9 and -7
Answer:
√(2 - 7x) + 2x = 0
√(2 - 7x) = - 2x
[√(2 - 7x)]² = (- 2x)²
2 - 7x = 4x²
4x² + 7x - 2 = 0
4x² + 8x - x - 2 = 0
4x(x + 2) - (x + 2) = 0
(4x - 1)(x + 2) = 0
4x - 1 = 0 => 4x = 1 => x₁ = 1/4
x + 2 = 0 => x₂ = - 2
Answer:
Every choice is not equivalent to 4✖️38.
Step-by-step explanation:
4✖️38=152
A. 54✖️4=216
B. 12✖️18=216
C. 72✖️3=216
D. 12✖️72=864
Every choice is not equivalent to 4✖️38.
She gonna need to buy 32 boxes because 315 divided by 10 is 31 r 5 and also you can't buy 31 boxes because 5 kids aren't gonna have pencils so she needs to buy 32 boxes of pencils