X-4=2x+9 i need the individual steps

2 km 5 m is equal to: a) 2.005 km b) 2.0005 km c) 2.5 km d) 2.05 km

The height, in inches, of each of three boys is 54.0, 48.5, and 46.0, respectively. The height of a fourth boy is represented by h inches.

Find the equivalent expression using the same bases. (21 x15) 9

Use mental math to find the value 15/124*230/30:230/124

Margo found that 3x741 = 2,223. How could you use mental math to find the product of 6 x 741?

What is the difference between 23x and 9x

Braydon is mixing cement for a large patio. The instructions on the bag say that each batch takes 3 gallons of water per 4 scoops of cement mix. If Braydon plans to make 5 batches, how many scoops of cement mix does he need? 0.75 5 15 20

Horses cost $10, pigs cost $3, and rabbits are only $0.50. a farmer buys 100 animals for $100. how many of each animal did he buy? there are two correct answers.

Sal washed 5 cars in 50 minutes unit rate

What percent of 35 is 28