Complete each equation with a number so that the equation has the stated solution(s).
a) x^2+7=x^2+_____; no solution
b) x^2+7=x^2+_____; all real numbers
c) x^2+7=_____; x=±3
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An equation is a condition on a variable (or variables) such that two ... A number x divided by 7 gives 2 can be written as x +1. 7. = 2. ... x + 2 = 5 and 3x – 1 = 8 have the same solutions.
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