Plese solve questions 1
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(1) 625×(-35)+(-625)×35 = -625×35-625×35
-625×35(1+1)
-21875(2)
-43750
(2) 426-28=398 km
(3)(i) 2q+6=0
2q=-6
q=-6/2
q=-3
(ii) 16=4+2(t+2)
16=4+2t+4
16=8+2t
16-8=2t
8=2t
t=8/2
t=4
salmachoudhary784:
Which property used in first question 1
distributive property
Ok....
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