Select all the expressions that equal 3.15 0.45 copied for free om openupresources. org Select all that apply: A. 3.15 - 0.45 B. 3.15 = 0.45 c. 3.15 - (1 / 0.45) Op. 3.15 = (45 / 100) DE. 3.15 - (100/45) F. 0.45 / 3.15 Submit Answer ​

let soccer = x and golf = y

part a

1st equation: x + y = 125

2nd equation: x = y +45

part b

replace x in the 1st equation with the 2nd one:

y + 45 + y = 125

simplify:

2y + 45 = 125

subtract 45 from each side:

2y = 80

divide both sides by 2:

y = 80/2

y = 40

she plays golf for 40 minutes.

part c

no because she plays soccer for 45 minutes longer than golf 40 +45 =   85 minutes, not 80 minutes.

12cm

the answer is d

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step-by-step explanation: