Solve for the unknown number.25 + x = 45

A. 20
B. 0
C. 1
D. 45


Answer: A

Mathematics

You might also like to view...

Find an equation for the line with the given properties.Vertical line; containing the point (2.7, -4.3)

A. x = 1.6 B. x = 2.7 C. x = 0 D. x = -4.3

Mathematics

Suppose that a triangle has legs a and b and hypotenuse c, as illustrated in the figure. Then these values satisfy  Use the Pythagorean Theorem as described above to find the value of x in the figure.

A. -20 B. 20 C. 10 D. 5

Mathematics

Find the magnitude or direction angle of the given vector as indicated.i + j; Find the direction angle ?.

A. 60° B. 45° C. 30° D. 135°

Mathematics

Use periodic properties of the trigonometric functions to find the exact value of the expression.cos 

A. -1 B. 0 C. undefined D. 1

Mathematics