20.000 + 4.000 + 0.300 + 0.050 + 0.007
Answer:PQ
Step-by-step explanation: __
Line up the two: BCDE
OPQR
If they are the same which is equal to the same thing?
*hint* the two middle letters.
Answer: G
Step-by-step explanation:
We are given with three values and is asked in the problem to determine the sum of the three values. Using a calculator, the significant figures should be equal to 5, the answer is equal to 99.318. One can also use manual addition to verify the answer
X is the undefined variable hope it helps