Tyler plans to buy a laptop costing $800. He chooses to pay $250 up front and pay $55 each month for the remaining balance. Which equation can be used to find the number of months, x, Tyler needs to pay the installments? 250 + 55x = 800 250 + 55, x , = 800 250x + 55 = 800 250, x , + 55 = 800 800 + 55x = 250 800 + 55, x, = 250 800x + 55 = 250 800, x , + 55 = 250

The probability that a college student belongs to a health club is 0.3. the probability that a college student lives off-campus is 0.4. the probability that a college student belongs to a health club and lives off-campus is 0.12. find the probability that a college student belongs to a health club or lives off-campus. tip: p(a or b) = p(a) + p(b) - p(a and b) 0.54 0.58 0.70 0.82

Lola says these two expressions have the same value. expression a expression b which explains whether lola is correct?

Change negative exponents to positive, then solve