How to subtract a negative from a positive number?

N:4=1225 what is the answer?

A middle school has a drama club with a total of 63 students. The ratio of girls to boys is 3:4. How many are in the speech club? How many boys are in the speech club?

Dan is preparing a scale drowning of a kitchen. The kitchen is 18 feel wide in real life and on the drawing 3 inches. What is the scale dan used?

Electrical energy is converted into kinetic energy in a motor a battery an electromagnet a solenoid

What is 1/10 of 0.06

Solve the equation 5x = 7 for x. Give an exact solution as a logarithm, and an approximate solution rounded to the nearest thousandth.

A boy purchased (bought) a party length sandwich 53 in. long he wants to cut into three pieces so that the middle piece is 5 in. longer than the shortest piece and the shortest piece is 9 in. shorter than the longest piece.

6. Which expression is equivalent to the algebraic expression below? A - 5 C. - 12 + 20 D. - 128 - 5

Multiply 8.88x10 to the 4th power. Explain the shift of the digits and the change in the value of each digit

How can you distinguish between linear and exponential functions? How do linear and exponential functions compare as the domain increases?