Answer:
-4x + 12 = 20 is incorrect. she added 12 to 20 instead of subtracting 12 from both sides.
Step-by-step explanation:
It should have been, write problem
-4(x - 3) = 20
Use distributive property.
-4x + 12 = 20
subtract 12 from each side
-4x =8
divide each side by -4
x = -2
Answer:
8pi
Step-by-step explanation:
circumference of the circle=2 pi r(radius)
=2pi×d(diameter)/2
=2 × pi × 8/2
=8 pi cm
Answer:
$3,645.6
Step-by-step explanation:
1hr=$12.4
42hrs=x
x=$520.8×7 =$3,645.6
Answer: Good for her, thats a lot of money
Step-by-step explanation:
If the question is:
Mrs.baxter deposits 2000 into an account that earns 5% simple interest how much is mrs baxters investment worth after 8 years
the the answer is:
$5000
Answer:
120
Step-by-step explanation:
I'm assuming your looking for the area (if not pls tell me and I will make corrections)
So to get the area of a 3D shape you multiply the length, width, and height
5×4×6=120
