Simplify the expression
3a + 4 + b + 2a + 5 + b

a. 5a + b
b. 7a + 7b
c. 6a + 2b + 9
d. 5a + 2b +9

Write a numerical expression that satisfies all of the following conditions. 1.)the only number used in the expression is 5 2.)at least one exponent other than 1 is used 3.)when the expression is evaluated, the answer is greater than 40 and less than 50

Segment xy is dilated through point m with a scale factor of 2. which segment shows the correct result of the dilation

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.