Answer:
Step-by-step explanation:
1a. -3 * -4 = 4 * 3
b.7(4+11) = 7(4) + 7(11)
c.6(7-4) = 6(3) - (0) *4
d. -2(6*(-5)) = -2*6*(-5)
2a.-60+4 = -56 = 50
b.-20 / 3 = 6.6 = 6.0 = 6
c. 2.4 = 2.0 = 2
d. 47.19 =40.00 = 40
e. 35.624+ (-4.17) = 31.454 =30.000 = 30
