Which of the following equations is never true?

A. a^2 = - 25

B. x^2 = 16

C. y + 4 = 10

D. 2x = 7

Let tan (x) = 2/5. What is the value of tan (π+x) ?

christopher's square sandbox has 36 ft² of playing space. it was constructed using 4 boards. One of the sandbox sports needs to be replaced. what Link Board should Christopher's father cut to repair the side of the sandbox?

Which is the most appropriate to describe a quantity decreasing at a steady rate

How do you write 6 19/25 as a decimal?

A bank account has a beginning balance of $560.00. After 6 months, the balance in the account has increased to $572.60. What interest rate is being earned annually on this account? 2.20% .045% 2.25% 4.5%

Use the numbers 7,5,6, and 3 and only use each number once it has to equal 75. You may use addition, subtraction, multiplication, and/or division but you have to use parentheses.

Liem is 6 feet 2 inches, eli is 5 feet 9 inches, faith is 6 fee and simon is 5 feet 4 inches. in yards, what is the total of their heights

Lisa draws a circle by tracing around the bottom of block. which could be the shape of Lisa's block

What value of M gives the system infinitely many solutions? - x+2y=16 Y=mx+8

Maya sells candles to her 5 neighbors. Each neighbor buys 2 boxes of candles. There are 6 candles in each box. What is the total number of candles that all of her neighbors will get?