Those expressions are already in scientific notation.
Answer:
It’s equivalent.
Step-by-step explanation:
Collect like terms: 4x+12 = 4(3+x)
Expand brackets: 4x+12 = 12+4x
Rearrange: 4x+12 = 4x+12
the <span>principal branch Im pretty sure
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2x + 30 = -20x + 8
2x + 20x = 8 - 30
22x = -22
x = 1
Answer:
E
Step-by-step explanation:
i guess the dotted lines outline a square
so get the area of the square which is 6×6=36
then don't focus on the shaded part but unshaded you'll see two right angled triangles

you will get a total for both as 21
then get the area of the square 36-21=15
so the area becomes 15