Question

Please help me with the 3 questions

Answer 1

i had it but then i deleted my progress

Explanation:

what a shame

Answer 2

Answer 4: 4(p-5)-8
= 4(2-5)-8
= 4(-3)-8
= -12-8
= -20.

4p-28= 4(2)-28
= 8-28
= -20.
Hence, both are equivalent.