Z podanego wzoru wyznacz każdą z wielkości występujących po prawej stronie. a) a=b+c b) a= bc - d c) a= bc+d d) a = b(c+d) e) a= b+c/d f) a = b-c/d g) a = b/ c+d h) a= b/c-d i) a= b/c + d Proszę o szybką odpowiedź : )

a) b: a = b + c /- c b = a-c c: a = b+c /-b c = a-b b) b: a= bc - d /+d bc = a+d /:c b = (a+d):c c: a= bc - d /+d bc = a+d /:b c = (a+d):b d: a= bc - d /+d a+d = bc /-a d = bc -a c) b: a= bc+d /-d bc = a-d /:c b = (a-d):c c: a= bc+d /-d bc = a-d /:b c = (a-d):b d: a= bc+d /-d a-d = bc /-a -d = bc - a /*(-1) d = -bc +a d) b: a = b(c+d) /:(c+d) b = a:(c+d) c: a = b(c+d) /:b a/b = c+d /-d c = a/b -d d: a = b(c+d) /:b a/b = c+d /-c d = a/b - c e) b: a= b+c:d /*d ad = bd +c ad - bd = c d(a-b) = c /:d a-b = c:d /-a -b = c:d - a /* (-1) b = -c/d +a c: a= b+c:d /*d bd+c = ad /-bd c = ad - bd c = d(a-b) d: a= b+c:d /*d ad = bd+c ad-bd = c d(a-b) = c /:(a-b) d = c:(a-b) f) b: a = b-c:d /*d ad = bd-c ad-bd = c d(a-b) = c /:d a-b = c:d /-a -b = c:d - a /*(-1) b = -c:d + a c: a = b-c:d /*d bd-c = ad bd - ad = c c = bd - ad d: a = b-c:d /*d ad = bd-c ad - bd = -c d(a-b) = -c /:(a-b) d = -c:(a-b) g) b: a = b:c+d /*c ac = b + cd -b = cd - ac -b = c(d-a) /*(-1) b = -c(d-a) c: a = b:c+d /*c ac = b + cd ac - cd = b c(a-d) = b /:(a-d) c = b:(a-d) d: a = b:c+d /-d a-d = b:c /-a -d = b:c -a /*(-1) d = -b:c +a h) b: a= b:c-d /+d a+d = b:c /*c b = c(a+d) c: a= b:c-d /*c ac = b - cd ac+cd = b c(a+d) = b /:(a+d) c = b:(a+d) d: a= b:c-d /+d a+d = b:c /-a d = b:c - a i) b: a= b:c + d /*c ac = b +cd b = cd - ac b = c (d-a) c: a= b:c + d /*c ac = b + cd ac - cd = b c(a-d) = b /:(a-d) c = b:(a-d) d: a= b:c + d /-d a-d = b:c /-a -d = b:c -a /*(-1) d = -b:c +a