MM_ Chapter 1 Check

What is the first step in solving this problem:
-2 ⋅ (3 + 8 ÷ 4)²

• multiplication
• addition
• division
• subtraction

Simplify the following:  
-8 + (15 - 3) ÷ 4

• -5
• 1
• -11
• 11

What would be the 2nd step in solving this problem: 
(4 - 2) + 9 ∘ 7

• multiplication
• subtraction
• addition
• dividing

What would be my first step in solving this problem?
3 + 4 ∗ 6 - 4

• addition
• multiplication
• subtraction
• exponents

5(a + 6)

• 5a + 6
• a + 30
• 5a + 30
• 5a - 30

3(9 + 2d) + 4d 

• 18d+10d
• 18d-10d
• 27+10d
• 37d

Simplify.
-2(x + 4) - 3(a - 6)

• -2x - 3a - 26
• -2x - 3a + 10
• -2x + 3a - 26
• -2x + 3a + 10

Simplify
4(8x + 1) - 6(1 - 8x)

• -80x - 2
• 80x + 2
• -80x + 2
• 80x - 2

Solve the equation:
-5x = 25

• x = 20
• x = -20
• x = -5
• x = 5

3c + 5 = 23

• c = 3
• c = 6
• c = 7
• c = 18