Question 202227: Solve the following equation. Be sure to check each answer in the original equation if you multiply both sides by an expression that contains the variable.
(x + 4)/3 + (x - 8)/7 = 4/21
Found 2 solutions by PRMath, RAY100: Answer by PRMath(133) (Show Source): Answer by RAY100(1637) (Show Source):
You can put this solution on YOUR website! (x+4)/3 + (x-8)/7 =4/21
.
{7(x+4) +3(x-8)}/21 =4/21
.
7x+28 +3x -24 =4
.
10x = 0
.
x=0
.
check,,,4/3 -8/7 = 4/21,,,,1.333 - 1.143 =.19,,,,,ok
|
|
|