Question

.

In each row, decide whether the expression in column A is equivalent to the expression in column B. If they are not
equivalent, show how to change one expression to make them equivalent.
A
B
A.
3x-2x +0.5x
1.
1.5x
B.
3(x + 4)-2(x + 4)
2. x + 3
C.
6(x+4)-2(x + 5)
3. 2(2x + 7)
D.
3(x + 4)-2(x + 4) + 0.5(x + 4)
4. 1.5
For each situation write an eynression for the new balance using as few terms as possible

Answer 1

A.
, so the expressions are equivalent.

B.
, so the expressions are not equivalent. To make the expressions equivalent, add 1 to expression B.

C.
, so the expressions are equivalent.

D.
, so the expressions are not equivalent. To make the expressions equivalent, multiply expression B by (x+4).