Question

46- {38-(-2)+(-9)+(42-18)+(-15)-(-7)}
PASO A PASO POR FAVOR

Answer 1

46-{38+2-9+24-15+7}
46-{40-9+9+7}
46-{40+7}
46-47
= -1

Answer 2

46- {38-(-2)+(-9)+(42-18)+(-15)-(-7)}

46- {38+2-9+(24)-15+7 }

46- {38+2-9+24-15+7 }

46- {40+15-8 }

46- {55-8 }

46 - {47}

46- 47

-1