Answer:
She spaced them out one block more on each side. She needs to move<em> </em><em>B</em><em> </em>one more block closer to make this illustration genuine:
<em>B</em>(4)
I am joyous to assist you anytime.
Answer:
The area of the rectangle is 48cm2
30 is the old value and 55 is the new value. In this case we have a positive change (increase) of 83.33333333 percent because the new value is greater than the old value. Using this tool you can find the percent increase for any value.
We need a number to complete

Since we have

And so the expanded square is

Answer:
-x² + 8x - 7
Step-by-step explanation:
Step 1: Write expression
(7 - x)(x - 1)
Step 2: FOIL (First Outside Inside Last)
7x - 7 - x² + x
Step 3: Combine like terms
-x² + 8x - 7