Which expression represents two times the sum of 5 and 7

2×(5+7)

(2×5)+7

5+7×2

2×5+7

10+7

.632

step-by-step explanation:

6 * 1/10 = 3/5

3*0.01 = 0.03

3/5 + 0.03 = .63

2*0.002 = .002

.63 + 0.002 = .632

45

step-by-step explanation:

1^3 + 2^3 + 3^3 +4^3 = (1+2+3+4)^2

step-by-step explanation:

i am only able to answer the first part. i am not sure about the second part. sorry

using pemdas, (order of operations) you'll see the answer is 24.