2^2 x 5 x 7 =140
^ is used to represent exponent
Answer:
8 chocolate bars
Step-by-step explanation:
56 / 7 = 8
( / = divide)
Answer:x=328
solution=<span> (4x-16)^1/2=36
squaring both sides we get
4x-16=1296
4x=1296+16
x=(1296+16)/4
x=328 .</span>
Answer:
16:36 = 32:72 = 12:27
Step-by-step explanation:
An easy way for me to solve this is to divide the first value by the second. If they turn out to be the same fraction, then they are equivalent.
Is 16:36 = 32:72?
Yes, because
Is 16:36 = 12:27?
Yes, because
Is 16:36 = 3:4?
No because
I hope this helps!!! Please rank if it does and let me know if you have any more questions about this!
<span>Let the larger number be x.
</span><span>A number, y, is equal to the difference of a larger number and 3.
y = x - 3
x - y = 3
</span>The same number is one-third of the sum of the large number and 9.
y = (1/3)(x + 9)
3y = x + 9
x - 3y = -9
The equations are:
x - y = 3
x - 3y = -9