Question

I will mark u as brainliest of you help me to solve. this equation step by step...plz help me I have my maths exam this Monday​

Answer 1

Answer:

2

Step-by-step explanation:

x+7=9

Move the 7 to other side and subtract it.

x=9-7

x=2

Answer 2

Answer:

x²+7=9x

x²-9x+7=0

=−(−9)±root(−9)2−4⋅1⋅7/2⋅1

=9±root53/2

mark as brainliest...