What is the value of x in the equation x + 5 = 12?, 6, 7, 17, Which equation represents the statements: " A number increased by 8 is equal to 15"?, x - 8 = 15, x + 8 =15, 8 - x =15, Solve the equation: 3x =18, x = 6, x = 15, x = 54, Which equation shows the correct first step in solving?, x = 27, x + 7 - 7 = 20 - 7, x + 7 + 7 = 20 + 7, Maria solved the equation x + 3 = 10 and said x = 13. Is her answer correct?, Yes, because 10 + 3 = 13, No, because 10 - 3 = 7, Yes, because 3 + 10 = 13, Which equation has the solution x = 4?, x + 2 = 6, x + 6 = 2, 4x = 2.

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