2x + 5 = 12

whats x?

What statement makes the open sentence 2.4 = 6x true? x = 4.0 x = 2.5 x = 0.4 x = 0.2

If the squareof a positive number is increased by 3 times the number the result is 54 find the number

Is y=5-2x and 4x+2y=10 a single solution

How many times larger is a 10 pound dog than a hamster weighing five eighth pounds

Laura travels 150 miles in 6 hours. what is the rate per hour, and how far can she travel in 9 hours?

Create an equation and solve. The cost of a concert ticket for a student is $2 less than one half of the cost for an adult. The cost of the student ticket is $5. Let 'a' represent the cost of an adult ticket.

Vector A and Vector B have the same direction, and they both have a magnitude of 6. What must be true about Vector A and Vector B? a. They are equal and parallel. b. They are opposites, but not parallel. c. They are opposites and parallel. d.

W is greater than - 8 and less than 8 using inequalities

Solve the linear inequality 4.2y+2.1>-2.52

What is the product of 5ab and (-2a²b) ³? -40a^6b^4 -30a^7b^4 -40a^7b^4 -30a^6b^4