Substituting x = 3 into the first expression:

-4(3) - 8 = -12 - 8 = -20

Substituting x = 3 into the second expression:

-2(3 + 1) - 2(3 + 3) = -2(4) - 2(6) = -8 - 12 = -20

7 0

3 years ago

Is the point (3, 11) a solution for the linear equation 1/3x + y = 12? Explain.

PtichkaEL [24]

9514 1404 393

Answer:

yes

Step-by-step explanation:

The point is on the line.

The coordinate values satisfy the equation:

1/3x + y = 12

1/3(3) + 11 = 12 . . . substitute for x and y

1 + 11 = 12 . . . . . . . true

Any point that satisfies the equation is a solution. (3, 11) is a solution.

5 0

3 years ago

Miranda has 180 beads for making helpers. She buys 240 more beads. She wants to store the beads in a case with 6 sections. how m

yuradex [85]

Answer:

70 is the answer.

Step-by-step explanation:

180+240= 420

420 divided by 6 is 70

4 0

3 years ago