Answer:
-45 to -71,, 26 degrees change in the temperature
Step-by-step explanation:
B. “Y = 15x” would be your answer. Y is your end balance and x is the weeks. For example, if x is 3 weeks, your equation would be 45 = 15*3. In this case, y would be 45. Need anymore help?
Answer:
Jennifer is 90 inches tall
Step-by-step explanation:
Answer:
C
Step-by-step explanation:
twice a number less three=2x-3
is one half of three times the number=3x/2
2x-3=3x/2
Answer:
-5.7
Step-by-step explanation:
OUR EQUATION IS A QUADRATIC EQUATION
Let Δ be our dicriminant :
- a= 1
- b= 5
- c= -4
- Δ= 5²-4*1*(-4) =25 +16 =41≥0
- so we have two solutions x and y
- x= (-5-√41)/2 = -5.7
