Question

-3W + 2(8x -9) use x = 5 and w = 7

Answer 1

50

Explanation:

-21 + 16x - 9

-21 + 80 - 9

59 - 9

50

Answer 2

41

Explanation:

Substitute in 5 and 7 into the correct spots:

(-3)(7)+2((8)(5)-9)

Multiply and simplify:

-21+2(40-9)

-21+2(31)

-21+62

41

:)