Answer:
Step-by-step explanation:
5(3)+1=
15+1
16
2(2)^2=
2(4)
8
16 over 8 = 2
Hey there!
“6 + r = 8”
• FIRST: FIRST THE EQUATION
r + 6 = 8
• SECOND: SUBTRACT by 6 on BOTH SIDES
r + 6 – 6 = 8 – 6
CANCEL out; 6 – 6 because that gives you 0
KEEP: 8 – 6 because that helps solve for your r-value
• THIRD: SOLVE FOR YOUR EQUATION
8 – 6 = r
• FOURTH: ANSWER THE QUESTION
8 – 6 = 2
FIFTH: ANSWER
r = 2 ☑️
Good luck on your assignment and enjoy your day!
~LoveYourselfFirst:)
Answer:
C) 
Step-by-step explanation:
By the cos double angle formula, we know
Substituting
into the formula, we get
.
The answer is C.
Part A = She incorrectly add 1 (4/4) with 3/4, so instead of getting 7/4 she got 8/4.
Part B=She needs 28/4 (7) cups for 4 batches because 4/1x7/4=28/4.