0
5X + 7 = 42
subtract 7 from each side
5X + 7 - 7 = 42 - 7
5X = 35
divide both sides integers by 5
(5/5)X = 35/5
X = 7
----------check in original equation
5(7) + 7 = 42
35 + 7 = 42
42 = 42
--------------checks
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∙ 12y ago
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What is the answer to 10x plus 7 equals 5x plus 32?
10x+7 = 5x+32 10x-5x = 32-7 5x = 25 x = 5
What is 10x plus 7 equals 5x plus 22?
If: 10x+7 = 5x+22 Then: 10x-5x = 22-7 And: 5x = 15 So: x = 3
What is 5x plus 67x plus 7?
35x^2 + 77x + 42 Improved answer: 5x+67x+7 When simplified = 72x+7
8x-7 plus 2x equals 6 plus 5x plus 2 equals?
DIE
What is 3x-7 equals 5x plus 13?
3x - 7 = 5x + 133x - 5x = 13 + 7-2x = 20x = -10x=-3
What is 5x equals 4x plus 7?
If: 5x = 4x+7 Then: 5x-4x = 7 And: x = 7
8x-7 plus 2x equals 6 plus 5x plus 2?
8x-7 plus 2x equals 6 plus 5x plus 2?
What is the answer to 10x plus 7 equals 5x plus 32?
10x+7 = 5x+32 10x-5x = 32-7 5x = 25 x = 5
What is 10x plus 7 equals 5x plus 22?
If: 10x+7 = 5x+22 Then: 10x-5x = 22-7 And: 5x = 15 So: x = 3
What is 5x plus 67x plus 7?
35x^2 + 77x + 42 Improved answer: 5x+67x+7 When simplified = 72x+7
8x-7 plus 2x equals 6 plus 5x plus 2 equals?
DIE
-6x plus 3 equals -7-5x?
-6x+3 = -7-5x 7+3 = 6x-5x 10=x
3x plus 2 plus 2x equals 7?
3x + 2 + 2x = 7; 3x + 2x = 5x, so 5x + 2 = 7; 7-2=5, so 5x=5. 5x divided by 5 and 5 divided by 5 equals 1, so x equals 1.
What is the equation that meets y equals 5x plus 7 at right angles?
It is: y = -1/5x+7 that is perpendicular to y = 5x+7
What is 3x-7 equals 5x plus 13?
3x - 7 = 5x + 133x - 5x = 13 + 7-2x = 20x = -10x=-3
What is the answer for 5x plus 7 equals 4?
5x + 7 = 4subtract 7 from both sides5x = -3divide both sides by 5x = -3/5
5x plus 6 7x plus 7?
35x^2 + 77x + 42
