A dining table in the shape of a rectangle ABCD has sides of length (2x + 12) cm and
rem, and the length of the diagonal BD is
(2r + 18) cm. Find the value of x.

Can you draw an isosceles triangle with only one 80 degree angle?

Marco has $38.43 dollars in his checking account. his checking account is linked to his amazon music account so he can buy music. the songs he purchases cost $1.29. part 1: write an expression to describe the amount of money in his checking account in relationship to the number of songs he purchases. part 2: describe what the variable represents in this situation.

Solve this equation using substitution. {4x + y = −2} {4x + 6y = 44}