Answer: B and D
Step-by-step explanation:
Sum of 2 sides must be greater than the third side
Answer:
x = 5
Step-by-step explanation:
You know what "y" equals, so you just need to insert the value into the equation, then solve for "x".
-13 = -3x + 2
-13 - 2 = -3x
-15 = -3x
5 = x
x = 5
Answer:
60 nickels
70 dimes
Step-by-step explanation:
convert $10 to cents
$10 = 1000 pennies
1000 = 5x + 10 (x+10)
1000 = 15x + 100
900 = 15x
x = 60
60 nickels
70 dimes
check to be sure this adds up to $10
Answer:
-12
Step-by-step explanation:
-7+(-5)=
-7-5=
-12
4+1 = 5
5 is the answer but you could also just subtract it a normal way
