How to solve 11 (k-1) = 7 (k-9) in a shorter and easier way?

You and a classmate have a bug collection for science class. you find 5 out of every 9 bugs in the collection. you find 4 more bugs than your classmate. how many bugs are in the collection

4. The specific heat of aluminum is 0.902 J/g. If a metal smith has 300g of aluminum and wants to melt it down to make a lock. He increases the temperature from 20 to 200. How much heat does he need to apply?

Each list shows the interior angle measures of a quadrilateral. Which set of measures describes a quadrilateral that cannot be inscribed in a circle? 69°, 103°, 111°, 77° 52°, 64°, 128°, 116° 42°, 64°, 118°, 136° 100°, 72°, 80°, 108°

Explain the importance of reading through your credit card statement regularly.

Tots Angad and Nick win some money and share it in the ratio 5.1. Angad gets £60 more than Nick How much did Nick get?

If one-third of a number is added to three-fourths of that same number, the sum is 26. Find the number. Select one: a. 12 b. 4 c. 8 d. 24

O u Didier What is the approximate area of the circle? Use 3.14 for it and round the answer to the nearest tenth. 17.3 in 2 34.5 in? 95.0 in2 379.9 in2

A verbal phrase for 6n-4 is

What comes next simplify 31/50,17/25,37/50,4/5, ...

You can work a maximum of 40 hours a week. You need to make 400$ in order to cover your expenses. Your office job pays 12$ and hour and your babysitting job pays 10$ an hour. Write a system of inequalities to model this situation.