math
posted by kayla .
a running back rushed for 129 yards through 3 quarters.in the 4th quarter the running back lost 5 yards per rush. the runing back rushed 5 times in the 4th quarter.
3) imagine that instead of losing yardage on each rush in the 4th quarter, the running back gained 4 yards on 2 rushes, but lost 5 yards on the other 3. write an expression to represent the running backs total yardage in this case, and solve

I answered your last two questions about this running back. Now it's your turn.
I'll be glad to check YOUR answer. 
i have no idea how to do this can u help me?

Study my last two answers. I'll help you after you show your effort.

129*45?

He gained 4 yards on 2 rushes in the 4th quarter.
4 * 2 = 8
He lost 5 yards in the first 3/4 of the game.
8  5 = ? total yardage 
thnx

You're welcome.

im sorry to put u in truble but it says to rewrite the expression

(4 * 2)  5 = ?
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