# algebra

posted by .

Given f(x) = 2x - 5, find f(-3a).
F(x)= 2(-3a) -5
F(-3a) = 2(3a)-5
= 1
did I do this right?

You went from:

f(-3a)

to
f(3a)

Also, what happened to the "a?"

Matt

## Similar Questions

1. ### equation of a line

How to find a point on the line? x cordinate is given as x. The diagram is like a rectangle is inscribed in an isosceles right triangle whose hypotneus is 2 units long. AB is another side of the right triangle and P is a point on it(also
2. ### Calculus - derivatives

Okay, I want to find the derivative of (x^x)^(x^x)... Well, I already went through the process of finding the derivative of just x^x (I used ln to do this). This is what I found... dy/dx = x^x(lnx+1) So now I want to find the derivative …
3. ### algebra honers (math)

what happened to the peanut who went late night walking?
4. ### Algebra

Find the slope of the given line, if it is defined y = (x + 4)/7 I can't find the answer. I don't understand what went wrong with my calculation. Thank you.
5. ### English

He went on a trip. He went on a bike riding. He went on a vacation. He went on a walk. He went on a shop. He went on a hunt. He went on a fishing. He went on a drive. He went on a hike. He went on a jog. (Can we use all the expressions …
6. ### finite math

A baseball player hit 54 homeruns in a season. Of the runs, 17 went to right field, 16 went to right center field, 8 went to center field, 8 went to left center field and 5 went to left field. What is the probability that a randomly …
7. ### finite math

A baseball player hit 59 homeruns in a season. Of the runs, 22 went to right field, 15 went to right center field, 8 went to center field, 8 went to left center field and 6 went to left field. What is the probability that a randomly …
8. ### finite math

A baseball player hit 59 homeruns in a season. Of the runs, 22 went to right field, 15 went to right center field, 8 went to center field, 8 went to left center field and 6 went to left field. What is the probability that a randomly …
9. ### English

1. He went for a drive. 2. He went for a swim. 3. He went for a bathe. 4. He went for a bath. 5. He went for a skate. 6. He went for a ski. 7. He went for a jog. 8. He went for a walk. 9. He went for a run. 10. He went for a rock climbing. …
10. ### English

1. He went out for a run. 2. He went out for a ride. (for riding a horse or riding a bike?

More Similar Questions