There are two numbers whose sum is 72. One number (x) is twice the other (y). What are the numbers? Let x = first number x = [a] y=[b] y = second number

Q: -9=x-4

A: -9 + 9 = x - 4 + 9

Q: x+4y=6, -2x+y=-3

A:

Q: If 23 + 33 = d and -i + 53 = 6b, express i and y in terms of å and b.

A:

Q: what is x+4=7

A:

Q: x > 199; what is the values of x?

A: given that  -3x>199-x>66.33  x<66.33

Q: Add this two equation  2x+7y=4 and -2x-8y=-2

A:

Q: Find a pair of numbers whose sum and product are both equal to 32. (Use symbolic notation and…

A: A pair of numbers whose sum and product are both equal to 32.

Q: Y=2×+1 3×+2y=16

A: y=2x+1   ....(1)3x+2y=16 .....(2)Two equations with 2 variables are given;can be solved by…

Q: x - 2y = 10 3x + y = -12

A:

Q: what is 3(6+(+2) equals

A:

Q: Evaluate the expression and y = 1 and 2 = - 4x² + 4xzy if x = 2 3

A: To evaluate the expression -4x2+4xz-y if x=2 and y=1 and z=-3.

Q: x=-2 x+3y=4

A: Given: x=-2 and x+3y=4 To find the value of y, we need to substitute x=-2  in x+3y=4.