Answer:
-12
Step-by-step explanation:
Let x be "the number."
"Three times a number" means 3x
"is 24 less than the number" means = x-24
Put them togehter:
3x = x-24
2x = -24
x = -12
Check: Is 3(-12) = 24 less than -12? YES.
83,000,023,007 is the answer.
Answer:
23.142857143 calories or 23 1/7 calories
The unit rate is calories per cup
Step-by-step explanation:
7- cup serving = 81 calories
2 cups = x calories
Cross Multiply
2 cups × 81 calories = 7 cups × x
x = 2 cups × 81 calories/7 cups
x = 23.142857143 calories or 23 1/7 calories
5(x²+x-2x-2)
5(x²-x-2)
5x²-5x-10
you can also simplify to x²-x-2.
Answer:
a>0
Step-by-step explanation:
if a is negative then the subtraction sign would switch. therefore, for the expression to have a negartive value a must be greater than 0