Please help me :/
(3 1/5 + 1 2/5)+ 4 4/5=

Step-by-step explanation:

(3 1/5 + 1 2/5)+ 4 4/5

(16/5+7/5)+24/5

=23/5+24/5

=(23+24)/5

=47/5

=9 2/5 is your answer.

first step

convert mixed fraction into simple fraction

second step

take l.c.m. and add or subtract

third step

convert it again mixed fraction if possible.

-7

step-by-step explanation:

x^2 + 18x + 74 = (x + 9)^2 - 81 + 74

= (x + 9)^2 - 7.

so q = -7.