The test in the Teacher Guide for Test 2B on page 211 has an incorrect answer. The answer given in the solution manual is y=4x+1.

The correct answer is y = 4x-3.

Thanks Marybeth for catching this.

When we find errors in the Algebra course materials, we list them here.

The test in the Teacher Guide for Test 2B on page 211 has an incorrect answer. The answer given in the solution manual is y=4x+1.

The correct answer is y = 4x-3.

Thanks Marybeth for catching this.

Test shows: 3(x+1)^1/2=(x+7)^1/2 while the answer booklet shows: 3(x+1)^1/2=(x-7)^1/2.

The answer key is correct. For the test, please change the problem to 3(x+1)^1/2=(x-7)^1/2