The answer is 3. -1/2 n + 1 1/2 n add the coefficients to get 1n or just n. then n-n is 0 what is left is 3.
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5+10-2^3
= 7
Step by step:
5+10-2^3
= 15 - 2^3
= 15 - 8
= 7
33 photos in a 4x to 7x ratio
4x + 7x = 33
11x = 33
x = 3
33 photos can be put in a 4(3) to 7(3) ratio
which is a 12 to 21 ratio
so 12 photos on one side, and 21 on the other side to get the ratio of 4 to 7
Note:
<span>a(b) = ab = a x b = a times b</span>
Answer:
1 or any normal number mate! rational no is in form p/q where q is not 0
Step-by-step explanation: