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What number minus 7 equals 11?
X - 7 = 11 X = 11+7 therefore X = 18 18 minus 7 equals 11.
Find the solution of x-7 plus 7 equals 11 plus 7?
x-7+7=11+7 x=11+7 x=18
What in the common multiples of 7 equals 126?
7 x 18 = 126 126 is a common multiple of 7 and 18
-3x plus 7 equals 2x-18?
-3x+7=2x-18 ---> 7+18=2x-3x ----> 25=5x ----> x=5
How do you do this problem x plus 7-2x equals 18?
x + 7 - 2x = 18 Combine the terms containing x: 7 - x = 18 Subtract 7 from both sides: -x = 11 Multiply both sides by -1 (or change the sign on both sides): x = -11
If x equals 6 and y equals 7 then 3x plus 10y equals?
18 + 70 ie 87
Help solve 5x - 7 equals 18?
5x - 7=18 you add the seven to 18 and get 25 then you divide 25 by 5 to get x by itself and you will get 5 x=5
How do you solve 2X plus 5 squared equals 7?
2x + 52 = 7 2x + 25 = 7 2x = 7 - 25 2x = -18 x = -18/2 x = -9
What is x if x-3x equals 18?
If x-3x=18 then x equals -9
How do you solve 4x plus 3y equals 6 3x plus 3y equals 7?
given is that 4x+3y=6(3x+3y)=7 i.e., 6(3x+3y)=7 &&& 4x+3y=7 ---------------(1) 3x+3y=7/6 x+y=7/18 _________(2) multiply eqn(2) by 4 4x+4y=28/18 -------------------------(3) (3)-(1) 4x+3y-4x-4y=7-(28/18) y= -98/18 substitute y in eqn(2) x-98/18=7/18 x=7/18+98/18 x=105/18. therefore x=105/18 : y= -98/18
What is -3x plus -18 equals 2x plus 7?
-3x + (-18) = 2x + 7 +18 +18 -3x = 2x +25 -2x -2x -5x = 25 ----- ----- -5 -5 x=-5 *------- equals a division line
What is 7x plus 6 equals -18?
7x + 6 = -18 7x = -24 x = -24/7 x = -3.428571 recurring (that is, -3.428571428571...)
