What is the value of - (-5)? BTW - Can you tell me what that means? I'm not sure what the number is or what it means, yes I do know it's a negative but still​

Which shows the correct solution of the equation 1/2a+2/3b=50, when b=30?

Find the value. a. 0.003 b. 0.03 c. 0.3 d. 3

If you have a set of parallel lines a and b cut by transversal x, if angle 1 = 167 degrees, what is angle 4 and why. also what is the measure of angle 5 and why? you need to use the names of the angle relationship and explain.