20+20+24+24+30+30=148 square meters
Answer:
0.84, 84%
Step-by-step explanation:
The sum of d anf f can be expressed as:
'd+f' in mathematical terms.
-6
-4 • 2 = -6
4 x 2 is 6 and it’s negative because of the integer rules if a negative is multiplied with a positive then the answer is a negative.
Step-by-step explanation:
6×(-7+7)
multiply each number in bracket by 6
(-42+42)
sum up whats left
=0