1. Is the equation true, false, or open? Explain.

9p + 8 = 10p + 7 (1 point)
Open, there is a variable.
True, the expressions are the same for all values of the variables.
False, the expressions are never the same.
2. Is x = 1 a solution of the equation 2 – 8x = –6? (1 point)
yes
no

Question

1.   Is the equation true, false, or open? Explain.

9p + 8 = 10p + 7  (1 point)
Open, there is a variable.
True, the expressions are the same for all values of the variables.
False, the expressions are never the same.
2.   Is x = 1 a solution of the equation 2 – 8x = –6?  (1 point)
yes
no

cwrw238 · Answer

1. Have you tried to solve this equation?

cwrw238 · Answer

subtract 9p form both sides:
9p - 9p + 8 = 10p - 9p + 7
8 = p + 7
subtract 7 from both sides
8-7 = p + 7 - 7
1 = p

so p = 1 is the solution