It should be 13 since 13+8 = 21. 21-7 = 13
Answer:
6a
Step-by-step explanation:
A coefficient is the number hooked to the variable therefore the term 6a is your coefficient
Answer:
110
Step-by-step explanation:
bc it is a right angle it has to ad up to 180
Answer:
The expression –3 + 2x is equivalent to 2x – 3. I know it is equivalent because for every value of x that is substituted in, the two expressions simplify to the same value. I took the expression and used the commutative property to not change the value.
It would be .5x-5= because it says 5 less so it would be subtract 5 from half of x.
