Write the sun of twice a number and 17 is 81. what is the number

2x + 17 = 81 is the equation

x=32

Step-by-step explanation:

2x + 17 = 81

subtract 17 from 81, which is 64

64 divided by 2 is 32

to check the answer, 2 times 32 = 64 + 17 = 81

hope this helped :)

hello from mrbilldoesmath!

answer:

the domain is the set { -2, 0, 2, 3}

discussion:

the domain is the set of x values in the ordered pairs (x,y). taking the x, or first component, of each ordered pair gives   -2, 0, 2, 3.

you,

mrb