HELP ASAP WILL GIVE BRAINLIEST
2(2s−3t)
s= 5.2 and t=1.9

9.4

Step-by-step explanation:

2(2s - 3t)

Substitute s and t for 5.2 and 1.9

2(2 x 5.2 - 3 x 1.9)

Multiply Inside the Parenthesis

2(10.4 - 5.7)

Subtract Inside the Parenthesis

2(4.7)

Multiply to get

9.4

1/4 and 8/3 because:

the reciprocal if 4 is 1/4 because 4 is used as 4/1 and the opposite of that is 1/4. the opposite of 3/8 is 8/3 so that is the answer.