P = 2(L + W)
510 = 2(L + W) ...divide both sides by 2
510/2 = L + W
255 = L + W
3/5(255) = 765/5 = 153 cm <== length
2/5(255) = 510/5 = 102 cm <== width
Answer:
a⁻⁵
Step-by-step explanation:
1/a²·1/a³
Multiply numerators and denominators
= (1 × 1)/(a² × a³)
= 1/a⁵
= a⁻⁵
Answer
the first one A the second one B
Step-by-step explanation:
That would be 11√5a - 3√7b
Answer: 12.5m(2+m)
Step-by-step explanation:
