Question

Intrusion 1.you do not write answer 2. you write the step by step Work out: 1) – 3.5 + - 5.7

Answer 1

Answer:

9.2 is the answer

hope this answer help you

Answer 2

Answer:

- 3.5 + (-5.7)

-3.5 - 5.7. [ minus * plus = minus ]

- 3 .5

- 5. 7

-9 .2

-9.2 is the answer

Step-by-step explanation:

Remember :- Laws of signs

( + ) ( - ) = ( - )

( + ) (+ ) = ( + )

( - ) ( - ) = ( + )

• To add integers having the same sign, keep the same sign and add the value of each number.
• To add integers with different signs, keep the sign of the number with the largest value and subtract the value from the largest.
• Subtract an integer by adding it opposite.