- Sherry first took the multiplication instead of taking the sum of 16 and 9 first.
- The right expression is: 2* (16+9)
Step-by-step explanation:
Sherry's expression was:
(2*16)+9
Her expression was wrong because it is mentioned that twice the sum of 16 and 9 which means that first the sum has to be calculated then the sum will be multiplied by two.
So,
The right expression is: 2* (16+9)
Keywords: Word problems
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Answer:
4
Step-by-step explanation:
Since cookies are $.25 each, and Brandon purchased only 2, you can conclude he has already spent $.50.
If you deduct that from the total, $5.50, you have $5 left. Divide the cost of the donuts, $1.25, and the total to get the answer of 4.
His total account will have 1485.06 in it after everything is said and done.
Answer:
120
Step-by-step explanation:
This shape is made out of two figures, a rectangle with sides 20 and 3.5 and a parallelogram with height 2.5 and base 20. 2.5*20+20*3.5=50+70=120 cubic centimetres. Hope this helps!
<span>3x=4y=7z
so
GCF:
3 * 4 * 7 = 84
3x = 84
x = 28
4y = 84
y = 21
7z = 84
z = 12
</span><span>least possible value for
</span><span>x + y + z = 28 + 21 + 12 = 61
</span>
answer
(d) 61