Answer:
b
Step-by-step explanation:
r=2
r + 11 + 8r = 29
add the like terms
r+8r+11=29
9r+11=29
then subtract 11 on both sides to eltimate 11
9r=18
lastly divide 9 on both sides
(-5x2)•3=
-15x^2
3 1/4
3 5/8 is too long
3 is too short so is 3 1/8
youre welcome
(7,6)
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