Answer: The answer is 6.25.
Step-by-step explanation: You would use the distributive property and multiply -4 to 1.75 and x then you equation will look like this:-7 + 4x=18. next you add -7 to each side of the equation like this. -7 +4x = 18
+7 +7
4x= 25
__ ___
4 4
Divide each side by 4 and get 6.25.That is how I got 6.25 for my answer.