Answer:
12x-6
Step-by-step explanation:
perimeter= 2l+2w
=2(x+4)+2(5x-7)
=2x+8+10x-14
=12x-6
Answer: 12
Step-by-step explanation:
I think it’s 12, don’t you do 96/8?
Answer:
4/7 as a decimal is 0.57142857142857.
Answer:
7.3
Step-by-step explanation:
Two minuses, one minus inside a bracket and one outside, make a plus.
2-(-5.3) = 2+5.3
= 7.3