Answer:
She isn't correct because after you find the common denominator, the numerator needs to be changed as well, so when she multiplied the denominator of 2/3 by 4 to get 12, she also had to multiply the 2 by 4, to get 8/12, and then subtracted, because otherwise, the new fraction isn't equivalent to the original fraction.
Answer:
$40.59
Step-by-step explanation:
What you need to do is find 123% of $33 - %100 being the cost and the remaining %23 the tip to set it up, I would personally do 123/100 (which represents 123%) x $33 (the cost of the food). This would mean that the total amount of money Robert needs to pay is $40.59.
Answer:
16
Step-by-step explanation:
Sub values into expression
2(3) - 5(-2)
6 - (-10)
6 + 10
16
48% im pretty sure hope this helped
Answer:
y = -2 and y= 6
Step-by-step explanation:
<u>Step 1:</u>-
Given solution is |10-5 y|=20
we know that modulus |x| = 1
we will take values x= -1 and x=1 so we will apply like this on above given problem is
on simplification, we get
<u>Step 2:-</u>
and
on simplification, we get
dividing with 5 , we get
<u>Final answer:-</u>
<u>The solution is </u>