Mathematics, 04.05.2021 16:10 cheergirlpayton3510
II Indica en cada caso el valor de a para que la igualdad sea correcta 2 ptos c/uno
15 * a = -45
a =
2) -a * -10 = -200
a=
–(-52) : a = -13
a =
4) -(-66)) : -(-a) = 11
a =
Answers: 2
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II Indica en cada caso el valor de a para que la igualdad sea correcta 2 ptos c/uno
15 * a = -45 <...
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