( - 42 - 61 + 4 ) - (- 75 + 42 ) + ( -7 ) ( -8 ) : ( -2 ) pls pongo corona

Planning for the possibility that your home might get struck by lighting and catch on fire is part of a plan for ?

In a probability experiment, karen flipped a coin 76 times. the coin landed on heads 32 times. what percentage of the coin flips resulted in tails? round to the nearest percent. a. 58% b. 65% c. 42% d. 60%

Solve for x and y: 217x + 131y = 913; 131x + 217y = 827