Perform the indicated operation. (3 + i) + (5 + 7i) =

2.434 to 3 significant figures

If 4 1/2 = 2 and 16 1/3 = 2 then for What value of x would x 1/5 = 2? a) 2 b) 4 c) 24 d) 32

Two boxes have the same volume. Box 1 has dimensions of 8 ft. by 4 ft. by 3 ft. Box 2 has dimensions of 12 ft. by 4ft by 2 ft. The material to make the boxes cost $3.00 per square foot. How much more does Box 2 cost than Box 1?

What is the answer to 5+1*10?

2 (x-12) = 5x+9 i do not know how to answer it

The box plots represent the ages of pennies in two 50-cent rolls. By looking at the plots, Beth says that the two means are about 5 years apart.

Which is bigger nine halves or nine quarters? How do you know?

In triangle abc, ab=90 in, bc=80 in, and angle b measures 50°. what is the approximate perimeter of the triangle? a) 242.4 in. b) 265.3 in. c) 308.3 in. d) 324.1 in.

The sum of two numbers is 180. one number is 5 times the number

What is the vertex of the parobala y = (x-5) (x-1)