Question

pls solve this i will make you brainliest​

Answer 1

Step-by-step explanation:

(1*1/5*2) + ( -1*3/2*7)

= 1/10 + ( -3/14)

=( 7 - 15)/70

= - 8/70

= - 4/35

Answer 2

Answer:

-0.114603

Step-by-step explanation:

{(12/35)*(7/24)} + {(-3/8)*(12/21)}

{0.342*0.291} + {-0.375*0.571}

{0.099522} + {-0.214125}

-0.114603