Answer:
70.
Step-by-step explanation:
Let x be the required number.
We are asked to find the number whose 90% equals to 63.
We can represent our given information in an equation as:
Now, we need to solve for x.
Therefore, 90% of 70 is 63.
Answer: -10x+6.5
Step-by-step explanation:
Complementary angels add up to 90°
so x+18°=90°
so x=90-18=72°
6 miles.
3 miles per hour times 2 hours.
3 x 2 = 6.
