Answer: 8+(-40)
Step-by-step explanation:
You’re using distributive property you would multiply 8 and c which equals 8 because c=1 and then you would multiply 8•(-5) which would be -40 so your answer would be 8+(-40)
Answer:
104,805 i think
Step-by-step explanation:
Since Sylvanite only contains 28% gold by mass, then to obtain 81.0 grams of gold, x amounts of sylvanite must be mined. To determine x, we divide 81 grams by 28%. This equation is shown below:
0.28X = 81
X = 81/0.28
X = 289.29 grams
Therefore, 289.29 grams of sylvanite must be dug up to obtain 81 grams of gold.
B: 16 and -16
two negatives = a positive
two positives make a positive :)
Answer:
Its the last one
Step-by-step explanation:
The angle R is supposed to be the letter in the middle which is known as the vertex in an angle,It leads to the angle in degrees forming a proper angle.
It not much information because its hard to explain but,hope this helps!!!.
