The answer is option "3, 40".
<span>m∠cab = 2x
m∠acb = x + 30
m∠cbd = 5x − 50
Now,
</span>m∠cab + m∠acb = m∠cbd
2x+x+30 = 5x-50
2x+x-5x = -50-30
-2x = -80
x = 40
You will get the incorrect answer because lining up the digits when adding or subtracting is important but it isn’t needed for multiplying.
Answer:
<7
Step-by-step explanation:
<7
Answer: 21.78
Step-by-step explanation: Multiply 33 by .66. You will get 21.78.
Answer:
$42
Step-by-step explanation:
40% of $63 is $25.2
$63 - $25.2 = $37.8
How much your paying without tax 37.8
7% of $63 is $4.41.
$37.8 + $4.41 = $42.21
Rounded 42.21 = 42
Im not 100% sure about the rounding but I hope this helps!
