Answer:
Step-by-step explanation:
1/2 bh=A
to find the base of the triangle you can
divide by h
or multiply by 2
what are the other options given to you?
Answer:
.
Step-by-step explanation:
Answer:
155
Step-by-step explanation:
Remember that below sea level means negative. So 120-(-35)=155
I hope this helps! :)
2x+7=x+3
2x+7=3
-×
x+7=3
-7 -7
x=-4
Answer:
c. 10
Step-by-step explanation:
Eliminate parentheses using the distributive property.
3(b+4) -2(2b+3) = -4 . . . . given
3b +12 -4b -6 = -4 . . . . . parentheses eliminated
-b +6 = -4 . . . . . . . . . . . . collect terms
-b = -10 . . . . . . . . . . . . . . subtract 6
b = 10 . . . . . . . . . . . . . . . . multiply by -1
_____
The rules of equality require that any operation you perform on one side of the equal sign must also be done on the other side. So when we say "subtract 6", we assume you know that means "subtract 6 from both sides of the equation", for example.
