Since 2x + 3 > 7, then 2x > 4. and x > 2.
Of the choices listed, only 0 is not greater than 2.
Steps.
2x + 3 > 7
2x + 3 - 3 > 7 - 3
2x > 4
2x/2 > 4/2
x > 2
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2x+3<7 2x<7-3 2x<4 x<2
6
2x + 3 > 72x + 3 - 3 > 7 - 32x > 42x/2 > 4/2x > 2The solution is all real numbers greater than 2.
2x37=74
2x + 3 = 4x - 7 <=> 4x - 7 = 2x + 3 <=> 2x = 10 <=> x = 5 - - - 2x + 3 = 4x - 7 Take the 2x from each side of the equation. 3 = 2x - 7 Get the numerals together 7 + 3 = 2x Therefore 10 = 2x Therefore 5 = x