Answer:
a) 
b) -14
c) -3
d) -96
Step-by-step explanation:
a) The parenthesis indicate multiplication.
b) Minus and plus gives subtraction, and the sign you put behind the number is the sign of the largest number you have (in this case it's 21 since we ignore the -)
c) They already have common denominators, all that's left is to do 
d) The parenthesis indicate multiplication.
Good luck!
Answer:
Equation: 3y - 6 = y + 7
y = 6.5
Step-by-step explanation:
Step 1: Write out equation
3y - 6 = y + 7
Step 2: Solve for <em>y</em>
2y - 6 = 7
2y = 13
y = 13/2 or 6.5
Answer:
no
Step-by-step explanation:
Clara forgot to distribute the - sign to- (2b-r) through all the terms the answer would be 6b+3r
Answer:
so it took it 2:03 to 4:22 it took the train an 2km to 50dp
Step-by-step explanation:
1 it is that you now 14 to 2 and 16 to 4 there you go
